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Finding the Fourth Proportional to 5,652.88, 8,481.32 and 2,532.64

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Solution

The fourth proportional to 5,652.88, 8,481.32 and 2,532.64 is: 3,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.88 : 8,481.32 = 2,532.64 : x
  2. Step 2: Convert to fraction form
    5,652.88/8,481.32 = 2,532.64/x
  3. Step 3: Cross multiply
    5,652.88x = 8,481.32 × 2,532.64
  4. Step 4: Simplify right side
    5,652.88x = 21,480,130.28
  5. Step 5: Solve for x
    x = 21,480,130.28/5,652.88
  6. Step 6: Final answer
    x = 3,799.86

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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.