Home / 8,105.96-12,158.94-2,262.72

Finding the Fourth Proportional to 8,105.96, 12,158.94 and 2,262.72

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Solution

The fourth proportional to 8,105.96, 12,158.94 and 2,262.72 is: 3,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105.96 : 12,158.94 = 2,262.72 : x
  2. Step 2: Convert to fraction form
    8,105.96/12,158.94 = 2,262.72/x
  3. Step 3: Cross multiply
    8,105.96x = 12,158.94 × 2,262.72
  4. Step 4: Simplify right side
    8,105.96x = 27,512,276.72
  5. Step 5: Solve for x
    x = 27,512,276.72/8,105.96
  6. Step 6: Final answer
    x = 3,394.08

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Similar ratio
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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.