Home / 8,519-11,383

Finding the Third Proportional to 8,519 and 11,383

Calculator

Solution

The third proportional to 8,519 and 11,383 is: 15,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519 : 11,383 = 11,383 : x
  2. Step 2: Convert to fraction form
    8,519/11,383 = 11,383/x
  3. Step 3: Cross multiply
    8,519x = 11,383 × 11,383
  4. Step 4: Simplify right side
    8,519x = 129,572,689
  5. Step 5: Solve for x
    x = 129,572,689/8,519
  6. Step 6: Final answer
    x = 15,209.85

Related Problems

Find third proportional to 4,259.50 and 5,691.50
Half scale
Find third proportional to 17,038 and 22,766
Double scale
Find third proportional to 8,521 and 11,386
Similar ratio
Find third proportional to 12,778.50 and 17,074.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.