Home / 3,663-8,505

Finding the Third Proportional to 3,663 and 8,505

Calculator

Solution

The third proportional to 3,663 and 8,505 is: 19,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663 : 8,505 = 8,505 : x
  2. Step 2: Convert to fraction form
    3,663/8,505 = 8,505/x
  3. Step 3: Cross multiply
    3,663x = 8,505 × 8,505
  4. Step 4: Simplify right side
    3,663x = 72,335,025
  5. Step 5: Solve for x
    x = 72,335,025/3,663
  6. Step 6: Final answer
    x = 19,747.48

Related Problems

Find third proportional to 1,831.50 and 4,252.50
Half scale
Find third proportional to 7,326 and 17,010
Double scale
Find third proportional to 3,665 and 8,510
Similar ratio
Find third proportional to 5,494.50 and 12,757.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.