Home / 8,306.08-12,458.81-2,066.11

Finding the Fourth Proportional to 8,306.08, 12,458.81 and 2,066.11

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Solution

The fourth proportional to 8,306.08, 12,458.81 and 2,066.11 is: 3,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.08 : 12,458.81 = 2,066.11 : x
  2. Step 2: Convert to fraction form
    8,306.08/12,458.81 = 2,066.11/x
  3. Step 3: Cross multiply
    8,306.08x = 12,458.81 × 2,066.11
  4. Step 4: Simplify right side
    8,306.08x = 25,741,245.95
  5. Step 5: Solve for x
    x = 25,741,245.95/8,306.08
  6. Step 6: Final answer
    x = 3,099.09

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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.