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Finding the Fourth Proportional to 5,012.71, 7,519.11 and 1,549.96

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Solution

The fourth proportional to 5,012.71, 7,519.11 and 1,549.96 is: 2,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.71 : 7,519.11 = 1,549.96 : x
  2. Step 2: Convert to fraction form
    5,012.71/7,519.11 = 1,549.96/x
  3. Step 3: Cross multiply
    5,012.71x = 7,519.11 × 1,549.96
  4. Step 4: Simplify right side
    5,012.71x = 11,654,319.74
  5. Step 5: Solve for x
    x = 11,654,319.74/5,012.71
  6. Step 6: Final answer
    x = 2,324.95

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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.