Home / 7,229.11-9,937.82-6,217.10

Finding the Fourth Proportional to 7,229.11, 9,937.82 and 6,217.10

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Solution

The fourth proportional to 7,229.11, 9,937.82 and 6,217.10 is: 8,546.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.11 : 9,937.82 = 6,217.10 : x
  2. Step 2: Convert to fraction form
    7,229.11/9,937.82 = 6,217.10/x
  3. Step 3: Cross multiply
    7,229.11x = 9,937.82 × 6,217.10
  4. Step 4: Simplify right side
    7,229.11x = 61,784,420.72
  5. Step 5: Solve for x
    x = 61,784,420.72/7,229.11
  6. Step 6: Final answer
    x = 8,546.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.