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Finding the Fourth Proportional to 5,809.62, 8,753.19 and 5,254.97

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Solution

The fourth proportional to 5,809.62, 8,753.19 and 5,254.97 is: 7,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.62 : 8,753.19 = 5,254.97 : x
  2. Step 2: Convert to fraction form
    5,809.62/8,753.19 = 5,254.97/x
  3. Step 3: Cross multiply
    5,809.62x = 8,753.19 × 5,254.97
  4. Step 4: Simplify right side
    5,809.62x = 45,997,726.78
  5. Step 5: Solve for x
    x = 45,997,726.78/5,809.62
  6. Step 6: Final answer
    x = 7,917.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.