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Finding the Fourth Proportional to 5,761.49, 8,650.43 and 5,497.22

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Solution

The fourth proportional to 5,761.49, 8,650.43 and 5,497.22 is: 8,253.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.49 : 8,650.43 = 5,497.22 : x
  2. Step 2: Convert to fraction form
    5,761.49/8,650.43 = 5,497.22/x
  3. Step 3: Cross multiply
    5,761.49x = 8,650.43 × 5,497.22
  4. Step 4: Simplify right side
    5,761.49x = 47,553,331.56
  5. Step 5: Solve for x
    x = 47,553,331.56/5,761.49
  6. Step 6: Final answer
    x = 8,253.66

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1.5x scale

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.