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Finding the Fourth Proportional to 5,264.52, 7,264.89 and 2,906.61

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Solution

The fourth proportional to 5,264.52, 7,264.89 and 2,906.61 is: 4,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.52 : 7,264.89 = 2,906.61 : x
  2. Step 2: Convert to fraction form
    5,264.52/7,264.89 = 2,906.61/x
  3. Step 3: Cross multiply
    5,264.52x = 7,264.89 × 2,906.61
  4. Step 4: Simplify right side
    5,264.52x = 21,116,201.92
  5. Step 5: Solve for x
    x = 21,116,201.92/5,264.52
  6. Step 6: Final answer
    x = 4,011.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.