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Finding the Fourth Proportional to 3,668.52, 5,063.16 and 2,342.88

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Solution

The fourth proportional to 3,668.52, 5,063.16 and 2,342.88 is: 3,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.52 : 5,063.16 = 2,342.88 : x
  2. Step 2: Convert to fraction form
    3,668.52/5,063.16 = 2,342.88/x
  3. Step 3: Cross multiply
    3,668.52x = 5,063.16 × 2,342.88
  4. Step 4: Simplify right side
    3,668.52x = 11,862,376.30
  5. Step 5: Solve for x
    x = 11,862,376.30/3,668.52
  6. Step 6: Final answer
    x = 3,233.56

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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.