Home / 3,841.72-5,761.14-3,029.56

Finding the Fourth Proportional to 3,841.72, 5,761.14 and 3,029.56

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Solution

The fourth proportional to 3,841.72, 5,761.14 and 3,029.56 is: 4,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.72 : 5,761.14 = 3,029.56 : x
  2. Step 2: Convert to fraction form
    3,841.72/5,761.14 = 3,029.56/x
  3. Step 3: Cross multiply
    3,841.72x = 5,761.14 × 3,029.56
  4. Step 4: Simplify right side
    3,841.72x = 17,453,719.30
  5. Step 5: Solve for x
    x = 17,453,719.30/3,841.72
  6. Step 6: Final answer
    x = 4,543.20

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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.