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Finding the Fourth Proportional to 3,375.19, 5,062.67 and 1,035.17

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Solution

The fourth proportional to 3,375.19, 5,062.67 and 1,035.17 is: 1,552.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.19 : 5,062.67 = 1,035.17 : x
  2. Step 2: Convert to fraction form
    3,375.19/5,062.67 = 1,035.17/x
  3. Step 3: Cross multiply
    3,375.19x = 5,062.67 × 1,035.17
  4. Step 4: Simplify right side
    3,375.19x = 5,240,731.58
  5. Step 5: Solve for x
    x = 5,240,731.58/3,375.19
  6. Step 6: Final answer
    x = 1,552.72

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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.