Home / 8,310.87-12,464.69-3,049.11

Finding the Fourth Proportional to 8,310.87, 12,464.69 and 3,049.11

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Solution

The fourth proportional to 8,310.87, 12,464.69 and 3,049.11 is: 4,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.87 : 12,464.69 = 3,049.11 : x
  2. Step 2: Convert to fraction form
    8,310.87/12,464.69 = 3,049.11/x
  3. Step 3: Cross multiply
    8,310.87x = 12,464.69 × 3,049.11
  4. Step 4: Simplify right side
    8,310.87x = 38,006,195.68
  5. Step 5: Solve for x
    x = 38,006,195.68/8,310.87
  6. Step 6: Final answer
    x = 4,573.07

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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.