3 decimeters in inches

Conversion formula
How to convert 3 decimeters to inches?

We know (by definition) that: $1\mathrm{dm}\approx 3.9370079\mathrm{in}$

We can set up a proportion to solve for the number of inches.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 3 ⁢ dm ≈ 11.8110237 ⁢ in

Conversion in the opposite direction

The inverse of the conversion factor is that 1 inch is equal to 0.0846666666666667 times 3 decimeters.

It can also be expressed as: 3 decimeters is equal to $\frac{1}{\mathrm{0.0846666666666667}}$ inches.

Approximation

An approximate numerical result would be: three decimeters is about eleven point eight one inches, or alternatively, a inch is about zero point zero eight times three decimeters.