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Finding the Fourth Proportional to 3,523.53, 4,862.25 and 1,951.50

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Solution

The fourth proportional to 3,523.53, 4,862.25 and 1,951.50 is: 2,692.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.53 : 4,862.25 = 1,951.50 : x
  2. Step 2: Convert to fraction form
    3,523.53/4,862.25 = 1,951.50/x
  3. Step 3: Cross multiply
    3,523.53x = 4,862.25 × 1,951.50
  4. Step 4: Simplify right side
    3,523.53x = 9,488,680.88
  5. Step 5: Solve for x
    x = 9,488,680.88/3,523.53
  6. Step 6: Final answer
    x = 2,692.95

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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.