Conversion formula

The conversion factor from decimeters to inches is 3.9370078740157, which means that 1 decimeter is equal to 3.9370078740157 inches:

1 dm = 3.9370078740157 in

To convert 4.5 decimeters into inches we have to multiply 4.5 by the conversion factor in order to get the length amount from decimeters to inches. We can also form a simple proportion to calculate the result:

1 dm → 3.9370078740157 in

4.5 dm → L_(in)

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

L_(in) = 4.5 dm × 3.9370078740157 in

L_(in) = 17.716535433071 in

The final result is:

4.5 dm → 17.716535433071 in

We conclude that 4.5 decimeters is equivalent to 17.716535433071 inches:

4.5 decimeters = 17.716535433071 inches

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 inch is equal to 0.056444444444444 × 4.5 decimeters.

Another way is saying that 4.5 decimeters is equal to 1 ÷ 0.056444444444444 inches.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four point five decimeters is approximately seventeen point seven one seven inches:

4.5 dm ≅ 17.717 in

An alternative is also that one inch is approximately zero point zero five six times four point five decimeters.

Conversion table

decimeters to inches chart

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