4 miles in km
4 miles are 6.437 kilometres. That is also 6,437.4 metres, or 7,040 yards.
Factors from their legal definitions.
Show the workings
| Step | Sum | Answer |
|---|---|---|
| One mile in metres | 1760 × 0.9144 m | 1,609.344 m |
| One kilometre in metres | 1,000 metres | 1,000 m |
| 4 miles in metres | 4 × 1,609.3 | 6,437.376 m |
| In kilometres | 6,437.4 ÷ 1,000 | 6.437 km |
Where the figures come from
- A yard in metres: 0.914 m per yard. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
- Yards in a mile: 1,760 yards per mile. Source: Weights and Measures Act 1985, Schedule 1. Checked 13 November 2026.
Nearby values
| Miles | Kilometres |
|---|---|
| 1 mile | 1.609 km |
| 2 miles | 3.219 km |
| 3 miles | 4.828 km |
| 4 miles | 6.437 km |
| 5 miles | 8.047 km |
| 6 miles | 9.656 km |
| 7 miles | 11.265 km |
| 8 miles | 12.875 km |
| 9 miles | 14.484 km |
How it works
To convert miles to kilometres, multiply by 1.609. Open "Show the workings" above to see this sum step by step.