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Finding the Fourth Proportional to 5,264.52, 7,260.18 and 4,845.78

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Solution

The fourth proportional to 5,264.52, 7,260.18 and 4,845.78 is: 6,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.52 : 7,260.18 = 4,845.78 : x
  2. Step 2: Convert to fraction form
    5,264.52/7,260.18 = 4,845.78/x
  3. Step 3: Cross multiply
    5,264.52x = 7,260.18 × 4,845.78
  4. Step 4: Simplify right side
    5,264.52x = 35,181,235.04
  5. Step 5: Solve for x
    x = 35,181,235.04/5,264.52
  6. Step 6: Final answer
    x = 6,682.71

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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.