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Finding the Fourth Proportional to 9,226.22, 12,700.17 and 6,984.14

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Solution

The fourth proportional to 9,226.22, 12,700.17 and 6,984.14 is: 9,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.22 : 12,700.17 = 6,984.14 : x
  2. Step 2: Convert to fraction form
    9,226.22/12,700.17 = 6,984.14/x
  3. Step 3: Cross multiply
    9,226.22x = 12,700.17 × 6,984.14
  4. Step 4: Simplify right side
    9,226.22x = 88,699,765.30
  5. Step 5: Solve for x
    x = 88,699,765.30/9,226.22
  6. Step 6: Final answer
    x = 9,613.88

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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.