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Finding the Fourth Proportional to 5,010.16, 7,512.52 and 1,499.68

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Solution

The fourth proportional to 5,010.16, 7,512.52 and 1,499.68 is: 2,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.16 : 7,512.52 = 1,499.68 : x
  2. Step 2: Convert to fraction form
    5,010.16/7,512.52 = 1,499.68/x
  3. Step 3: Cross multiply
    5,010.16x = 7,512.52 × 1,499.68
  4. Step 4: Simplify right side
    5,010.16x = 11,266,375.99
  5. Step 5: Solve for x
    x = 11,266,375.99/5,010.16
  6. Step 6: Final answer
    x = 2,248.71

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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.