Conversion formula

The conversion factor from feet to kilometers is 0.0003048, which means that 1 foot is equal to 0.0003048 kilometers:

1 ft = 0.0003048 km

To convert 6390 feet into kilometers we have to multiply 6390 by the conversion factor in order to get the length amount from feet to kilometers. We can also form a simple proportion to calculate the result:

1 ft → 0.0003048 km

6390 ft → L_(km)

Solve the above proportion to obtain the length L in kilometers:

L_(km) = 6390 ft × 0.0003048 km

L_(km) = 1.947672 km

The final result is:

6390 ft → 1.947672 km

We conclude that 6390 feet is equivalent to 1.947672 kilometers:

6390 feet = 1.947672 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.51343347339798 × 6390 feet.

Another way is saying that 6390 feet is equal to 1 ÷ 0.51343347339798 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six thousand three hundred ninety feet is approximately one point nine four eight kilometers:

6390 ft ≅ 1.948 km

An alternative is also that one kilometer is approximately zero point five one three times six thousand three hundred ninety feet.

Conversion table

feet to kilometers chart

For quick reference purposes, below is the conversion table you can use to convert from feet to kilometers