Home / 940.13-1,992

Finding the Third Proportional to 940.13 and 1,992

Calculator

Solution

The third proportional to 940.13 and 1,992 is: 4,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    940.13 : 1,992 = 1,992 : x
  2. Step 2: Convert to fraction form
    940.13/1,992 = 1,992/x
  3. Step 3: Cross multiply
    940.13x = 1,992 × 1,992
  4. Step 4: Simplify right side
    940.13x = 3,968,064
  5. Step 5: Solve for x
    x = 3,968,064/940.13
  6. Step 6: Final answer
    x = 4,220.78

Related Problems

Find third proportional to 470.06 and 996
Half scale
Find third proportional to 1,880.25 and 3,984
Double scale
Find third proportional to 942 and 1,996
Similar ratio
Find third proportional to 1,410.19 and 2,988
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.