## Conversion formula

The conversion factor from knots to miles per hour is 1.1507794480225, which means that 1 knot is equal to 1.1507794480225 miles per hour:

1 kt = 1.1507794480225 mph

To convert 57 knots into miles per hour we have to multiply 57 by the conversion factor in order to get the velocity amount from knots to miles per hour. We can also form a simple proportion to calculate the result:

1 kt → 1.1507794480225 mph

57 kt → V(mph)

Solve the above proportion to obtain the velocity V in miles per hour:

V(mph) = 57 kt × 1.1507794480225 mph

V(mph) = 65.594428537285 mph

The final result is:

57 kt → 65.594428537285 mph

We conclude that 57 knots is equivalent to 65.594428537285 miles per hour:

57 knots = 65.594428537285 miles per hour

## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 mile per hour is equal to 0.01524519722634 × 57 knots.

Another way is saying that 57 knots is equal to 1 ÷ 0.01524519722634 miles per hour.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that fifty-seven knots is approximately sixty-five point five nine four miles per hour:

57 kt ≅ 65.594 mph

An alternative is also that one mile per hour is approximately zero point zero one five times fifty-seven knots.

## Conversion table

### knots to miles per hour chart

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

knots (kt) miles per hour (mph)
58 knots 66.745 miles per hour
59 knots 67.896 miles per hour
60 knots 69.047 miles per hour
61 knots 70.198 miles per hour
62 knots 71.348 miles per hour
63 knots 72.499 miles per hour
64 knots 73.65 miles per hour
65 knots 74.801 miles per hour
66 knots 75.951 miles per hour
67 knots 77.102 miles per hour