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Finding the Fourth Proportional to 9,591.38, 14,387.07 and 5,484.50

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Solution

The fourth proportional to 9,591.38, 14,387.07 and 5,484.50 is: 8,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.38 : 14,387.07 = 5,484.50 : x
  2. Step 2: Convert to fraction form
    9,591.38/14,387.07 = 5,484.50/x
  3. Step 3: Cross multiply
    9,591.38x = 14,387.07 × 5,484.50
  4. Step 4: Simplify right side
    9,591.38x = 78,905,885.42
  5. Step 5: Solve for x
    x = 78,905,885.42/9,591.38
  6. Step 6: Final answer
    x = 8,226.75

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Double scale
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Similar ratio
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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.