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Finding the Fourth Proportional to 3,375.20, 5,063.07 and 1,035.41

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Solution

The fourth proportional to 3,375.20, 5,063.07 and 1,035.41 is: 1,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.20 : 5,063.07 = 1,035.41 : x
  2. Step 2: Convert to fraction form
    3,375.20/5,063.07 = 1,035.41/x
  3. Step 3: Cross multiply
    3,375.20x = 5,063.07 × 1,035.41
  4. Step 4: Simplify right side
    3,375.20x = 5,242,327.99
  5. Step 5: Solve for x
    x = 5,242,327.99/3,375.20
  6. Step 6: Final answer
    x = 1,553.19

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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.