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Finding the Fourth Proportional to 4,344.64, 6,517.08 and 3,724.48

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Solution

The fourth proportional to 4,344.64, 6,517.08 and 3,724.48 is: 5,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.64 : 6,517.08 = 3,724.48 : x
  2. Step 2: Convert to fraction form
    4,344.64/6,517.08 = 3,724.48/x
  3. Step 3: Cross multiply
    4,344.64x = 6,517.08 × 3,724.48
  4. Step 4: Simplify right side
    4,344.64x = 24,272,734.12
  5. Step 5: Solve for x
    x = 24,272,734.12/4,344.64
  6. Step 6: Final answer
    x = 5,586.82

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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.