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Finding the Fourth Proportional to 8,841.07, 12,197.22 and 5,062.21

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Solution

The fourth proportional to 8,841.07, 12,197.22 and 5,062.21 is: 6,983.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.07 : 12,197.22 = 5,062.21 : x
  2. Step 2: Convert to fraction form
    8,841.07/12,197.22 = 5,062.21/x
  3. Step 3: Cross multiply
    8,841.07x = 12,197.22 × 5,062.21
  4. Step 4: Simplify right side
    8,841.07x = 61,744,889.06
  5. Step 5: Solve for x
    x = 61,744,889.06/8,841.07
  6. Step 6: Final answer
    x = 6,983.87

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1.5x scale

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.