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Finding the Fourth Proportional to 5,324.52, 7,960.50 and 4,511.88

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Solution

The fourth proportional to 5,324.52, 7,960.50 and 4,511.88 is: 6,745.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.52 : 7,960.50 = 4,511.88 : x
  2. Step 2: Convert to fraction form
    5,324.52/7,960.50 = 4,511.88/x
  3. Step 3: Cross multiply
    5,324.52x = 7,960.50 × 4,511.88
  4. Step 4: Simplify right side
    5,324.52x = 35,916,820.74
  5. Step 5: Solve for x
    x = 35,916,820.74/5,324.52
  6. Step 6: Final answer
    x = 6,745.55

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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.