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Finding the Fourth Proportional to 6,591.92, 9,887.84 and 5,353.44

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Solution

The fourth proportional to 6,591.92, 9,887.84 and 5,353.44 is: 8,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.92 : 9,887.84 = 5,353.44 : x
  2. Step 2: Convert to fraction form
    6,591.92/9,887.84 = 5,353.44/x
  3. Step 3: Cross multiply
    6,591.92x = 9,887.84 × 5,353.44
  4. Step 4: Simplify right side
    6,591.92x = 52,933,958.17
  5. Step 5: Solve for x
    x = 52,933,958.17/6,591.92
  6. Step 6: Final answer
    x = 8,030.13

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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.