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Finding the Fourth Proportional to 9,562.92, 14,356.44 and 9,119.76

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Solution

The fourth proportional to 9,562.92, 14,356.44 and 9,119.76 is: 13,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562.92 : 14,356.44 = 9,119.76 : x
  2. Step 2: Convert to fraction form
    9,562.92/14,356.44 = 9,119.76/x
  3. Step 3: Cross multiply
    9,562.92x = 14,356.44 × 9,119.76
  4. Step 4: Simplify right side
    9,562.92x = 130,927,287.25
  5. Step 5: Solve for x
    x = 130,927,287.25/9,562.92
  6. Step 6: Final answer
    x = 13,691.14

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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.