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Finding the Fourth Proportional to 3,598.62, 5,402.44 and 3,432.42

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Solution

The fourth proportional to 3,598.62, 5,402.44 and 3,432.42 is: 5,152.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.62 : 5,402.44 = 3,432.42 : x
  2. Step 2: Convert to fraction form
    3,598.62/5,402.44 = 3,432.42/x
  3. Step 3: Cross multiply
    3,598.62x = 5,402.44 × 3,432.42
  4. Step 4: Simplify right side
    3,598.62x = 18,543,443.10
  5. Step 5: Solve for x
    x = 18,543,443.10/3,598.62
  6. Step 6: Final answer
    x = 5,152.93

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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.