Home / 3,442.76-5,166.17-1,251.65

Finding the Fourth Proportional to 3,442.76, 5,166.17 and 1,251.65

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Solution

The fourth proportional to 3,442.76, 5,166.17 and 1,251.65 is: 1,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.76 : 5,166.17 = 1,251.65 : x
  2. Step 2: Convert to fraction form
    3,442.76/5,166.17 = 1,251.65/x
  3. Step 3: Cross multiply
    3,442.76x = 5,166.17 × 1,251.65
  4. Step 4: Simplify right side
    3,442.76x = 6,466,204.59
  5. Step 5: Solve for x
    x = 6,466,204.59/3,442.76
  6. Step 6: Final answer
    x = 1,878.21

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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.