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Finding the Fourth Proportional to 5,661.14, 8,500.04 and 3,167.22

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Solution

The fourth proportional to 5,661.14, 8,500.04 and 3,167.22 is: 4,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661.14 : 8,500.04 = 3,167.22 : x
  2. Step 2: Convert to fraction form
    5,661.14/8,500.04 = 3,167.22/x
  3. Step 3: Cross multiply
    5,661.14x = 8,500.04 × 3,167.22
  4. Step 4: Simplify right side
    5,661.14x = 26,921,480.85
  5. Step 5: Solve for x
    x = 26,921,480.85/5,661.14
  6. Step 6: Final answer
    x = 4,755.49

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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.