| ( | 4300 | − | 4000 | ) | ÷ | ( | 5000 | − | 4000 | ) | = | ( | x | − | 6582 | ) | ÷ | ( | 7140 | − | 6528 | ) |
| Multiply both sides of the equation by: | ( | 5000 | − | 4000 | ) | , | ( | 7140 | − | 6528 | ) |
| ( | 4300 | − | 4000 | ) | ( | 7140 | − | 6528 | ) | = | ( | x | − | 6582 | ) | ( | 5000 | − | 4000 | ) |
| 4300 | ( | 7140 | − | 6528 | ) | − | 4000 | ( | 7140 | − | 6528 | ) | = | ( | x | − | 6582 | ) | ( | 5000 | − | 4000 | ) |
| 4300 | ( | 7140 | − | 6528 | ) | − | 4000 | ( | 7140 | − | 6528 | ) | = | x | ( | 5000 | − | 4000 | ) | − | 6582 | ( | 5000 | − | 4000 | ) |
| 4300 | × | 7140 | − | 4300 | × | 6528 | − | 4000 | ( | 7140 | − | 6528 | ) | = | x | ( | 5000 | − | 4000 | ) | − | 6582 | ( | 5000 | − | 4000 | ) |
| 4300 | × | 7140 | − | 4300 | × | 6528 | − | 4000 | ( | 7140 | − | 6528 | ) | = | x | × | 5000 | − | x | × | 4000 | − | 6582 | ( | 5000 | − | 4000 | ) |
| 30702000 | − | 28070400 | − | 4000 | ( | 7140 | − | 6528 | ) | = | x | × | 5000 | − | x | × | 4000 | − | 6582 | ( | 5000 | − | 4000 | ) |
| 2631600 | − | 4000 | ( | 7140 | − | 6528 | ) | = | 1000 | x | − | 6582 | ( | 5000 | − | 4000 | ) |
| 2631600 | − | 4000 | × | 7140 | + | 4000 | × | 6528 | = | 1000 | x | − | 6582 | ( | 5000 | − | 4000 | ) |
| 2631600 | − | 4000 | × | 7140 | + | 4000 | × | 6528 | = | 1000 | x | − | 6582 | × | 5000 | + | 6582 | × | 4000 |
| 2631600 | − | 28560000 | + | 26112000 | = | 1000 | x | − | 32910000 | + | 26328000 |
| 183600 | = | 1000 | x | − | 6582000 |
| - | 1000 | x | = | - | 6582000 | − | 183600 |
| - | 1000 | x | = | - | 6765600 |
| 6765600 | = | 1000 | x |
| 1000 | x | = | 6765600 |
| x | = | 6765600 | ÷ | 1000 |
| = | 6765600 | × | 1 1000 |
| = | 33828 | × | 1 5 |
| x | = | 33828 5 |
| x | = | 6765.6 |