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Finding the Fourth Proportional to 6,692.52, 9,235.26 and 3,708.18

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Solution

The fourth proportional to 6,692.52, 9,235.26 and 3,708.18 is: 5,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,692.52 : 9,235.26 = 3,708.18 : x
  2. Step 2: Convert to fraction form
    6,692.52/9,235.26 = 3,708.18/x
  3. Step 3: Cross multiply
    6,692.52x = 9,235.26 × 3,708.18
  4. Step 4: Simplify right side
    6,692.52x = 34,246,006.43
  5. Step 5: Solve for x
    x = 34,246,006.43/6,692.52
  6. Step 6: Final answer
    x = 5,117.06

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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.