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Finding the Fourth Proportional to 5,532.52, 7,631.52 and 3,292.90

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Solution

The fourth proportional to 5,532.52, 7,631.52 and 3,292.90 is: 4,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,532.52 : 7,631.52 = 3,292.90 : x
  2. Step 2: Convert to fraction form
    5,532.52/7,631.52 = 3,292.90/x
  3. Step 3: Cross multiply
    5,532.52x = 7,631.52 × 3,292.90
  4. Step 4: Simplify right side
    5,532.52x = 25,129,832.21
  5. Step 5: Solve for x
    x = 25,129,832.21/5,532.52
  6. Step 6: Final answer
    x = 4,542.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.