Home / 4,329-9,387

Finding the Third Proportional to 4,329 and 9,387

Calculator

Solution

The third proportional to 4,329 and 9,387 is: 20,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329 : 9,387 = 9,387 : x
  2. Step 2: Convert to fraction form
    4,329/9,387 = 9,387/x
  3. Step 3: Cross multiply
    4,329x = 9,387 × 9,387
  4. Step 4: Simplify right side
    4,329x = 88,115,769
  5. Step 5: Solve for x
    x = 88,115,769/4,329
  6. Step 6: Final answer
    x = 20,354.76

Related Problems

Find third proportional to 2,164.50 and 4,693.50
Half scale
Find third proportional to 8,658 and 18,774
Double scale
Find third proportional to 4,331 and 9,391
Similar ratio
Find third proportional to 6,493.50 and 14,080.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.