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Finding the Fourth Proportional to 9,098.38, 12,473.87 and 8,932.30

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Solution

The fourth proportional to 9,098.38, 12,473.87 and 8,932.30 is: 12,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.38 : 12,473.87 = 8,932.30 : x
  2. Step 2: Convert to fraction form
    9,098.38/12,473.87 = 8,932.30/x
  3. Step 3: Cross multiply
    9,098.38x = 12,473.87 × 8,932.30
  4. Step 4: Simplify right side
    9,098.38x = 111,420,383.60
  5. Step 5: Solve for x
    x = 111,420,383.60/9,098.38
  6. Step 6: Final answer
    x = 12,246.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.