Home / 8,307.12-12,449.92-3,371.04

Finding the Fourth Proportional to 8,307.12, 12,449.92 and 3,371.04

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Solution

The fourth proportional to 8,307.12, 12,449.92 and 3,371.04 is: 5,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.12 : 12,449.92 = 3,371.04 : x
  2. Step 2: Convert to fraction form
    8,307.12/12,449.92 = 3,371.04/x
  3. Step 3: Cross multiply
    8,307.12x = 12,449.92 × 3,371.04
  4. Step 4: Simplify right side
    8,307.12x = 41,969,178.32
  5. Step 5: Solve for x
    x = 41,969,178.32/8,307.12
  6. Step 6: Final answer
    x = 5,052.19

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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.