Home / 10,132.20-15,199.38-4,795.92

Finding the Fourth Proportional to 10,132.20, 15,199.38 and 4,795.92

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Solution

The fourth proportional to 10,132.20, 15,199.38 and 4,795.92 is: 7,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.20 : 15,199.38 = 4,795.92 : x
  2. Step 2: Convert to fraction form
    10,132.20/15,199.38 = 4,795.92/x
  3. Step 3: Cross multiply
    10,132.20x = 15,199.38 × 4,795.92
  4. Step 4: Simplify right side
    10,132.20x = 72,895,010.53
  5. Step 5: Solve for x
    x = 72,895,010.53/10,132.20
  6. Step 6: Final answer
    x = 7,194.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.