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Finding the Fourth Proportional to 6,348.52, 8,760.96 and 3,554

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Solution

The fourth proportional to 6,348.52, 8,760.96 and 3,554 is: 4,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.52 : 8,760.96 = 3,554 : x
  2. Step 2: Convert to fraction form
    6,348.52/8,760.96 = 3,554/x
  3. Step 3: Cross multiply
    6,348.52x = 8,760.96 × 3,554
  4. Step 4: Simplify right side
    6,348.52x = 31,136,451.84
  5. Step 5: Solve for x
    x = 31,136,451.84/6,348.52
  6. Step 6: Final answer
    x = 4,904.52

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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.