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Finding the Fourth Proportional to 3,702.88, 5,557.04 and 1,755.08

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Solution

The fourth proportional to 3,702.88, 5,557.04 and 1,755.08 is: 2,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.88 : 5,557.04 = 1,755.08 : x
  2. Step 2: Convert to fraction form
    3,702.88/5,557.04 = 1,755.08/x
  3. Step 3: Cross multiply
    3,702.88x = 5,557.04 × 1,755.08
  4. Step 4: Simplify right side
    3,702.88x = 9,753,049.76
  5. Step 5: Solve for x
    x = 9,753,049.76/3,702.88
  6. Step 6: Final answer
    x = 2,633.91

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1.5x scale

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.