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Finding the Fourth Proportional to 3,692.68, 5,537.36 and 1,350.99

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Solution

The fourth proportional to 3,692.68, 5,537.36 and 1,350.99 is: 2,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.68 : 5,537.36 = 1,350.99 : x
  2. Step 2: Convert to fraction form
    3,692.68/5,537.36 = 1,350.99/x
  3. Step 3: Cross multiply
    3,692.68x = 5,537.36 × 1,350.99
  4. Step 4: Simplify right side
    3,692.68x = 7,480,929.15
  5. Step 5: Solve for x
    x = 7,480,929.15/3,692.68
  6. Step 6: Final answer
    x = 2,025.88

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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.