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 6420 feet into kilometers we have to multiply 6420 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

6420 ft → L_(km)

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

L_(km) = 6420 ft × 0.0003048 km

L_(km) = 1.956816 km

The final result is:

6420 ft → 1.956816 km

We conclude that 6420 feet is equivalent to 1.956816 kilometers:

6420 feet = 1.956816 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.51103425155968 × 6420 feet.

Another way is saying that 6420 feet is equal to 1 ÷ 0.51103425155968 kilometers.

Approximate result

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

6420 ft ≅ 1.957 km

An alternative is also that one kilometer is approximately zero point five one one times six thousand four hundred twenty 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