Conversion formula

The conversion factor from feet to miles is 0.00018939393939394, which means that 1 foot is equal to 0.00018939393939394 miles:

1 ft = 0.00018939393939394 mi

To convert 691 feet into miles we have to multiply 691 by the conversion factor in order to get the length amount from feet to miles. We can also form a simple proportion to calculate the result:

1 ft → 0.00018939393939394 mi

691 ft → L_(mi)

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

L_(mi) = 691 ft × 0.00018939393939394 mi

L_(mi) = 0.13087121212121 mi

The final result is:

691 ft → 0.13087121212121 mi

We conclude that 691 feet is equivalent to 0.13087121212121 miles:

691 feet = 0.13087121212121 miles

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile is equal to 7.6410998552822 × 691 feet.

Another way is saying that 691 feet is equal to 1 ÷ 7.6410998552822 miles.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that six hundred ninety-one feet is approximately zero point one three one miles:

691 ft ≅ 0.131 mi

An alternative is also that one mile is approximately seven point six four one times six hundred ninety-one feet.

Conversion table

feet to miles chart

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