Home / 3,660-7,892

Finding the Third Proportional to 3,660 and 7,892

Calculator

Solution

The third proportional to 3,660 and 7,892 is: 17,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660 : 7,892 = 7,892 : x
  2. Step 2: Convert to fraction form
    3,660/7,892 = 7,892/x
  3. Step 3: Cross multiply
    3,660x = 7,892 × 7,892
  4. Step 4: Simplify right side
    3,660x = 62,283,664
  5. Step 5: Solve for x
    x = 62,283,664/3,660
  6. Step 6: Final answer
    x = 17,017.39

Related Problems

Find third proportional to 1,830 and 3,946
Half scale
Find third proportional to 7,320 and 15,784
Double scale
Find third proportional to 3,662 and 7,896
Similar ratio
Find third proportional to 5,490 and 11,838
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.