Home / 7,747.68-11,622.25-2,482.85

Finding the Fourth Proportional to 7,747.68, 11,622.25 and 2,482.85

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Solution

The fourth proportional to 7,747.68, 11,622.25 and 2,482.85 is: 3,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.68 : 11,622.25 = 2,482.85 : x
  2. Step 2: Convert to fraction form
    7,747.68/11,622.25 = 2,482.85/x
  3. Step 3: Cross multiply
    7,747.68x = 11,622.25 × 2,482.85
  4. Step 4: Simplify right side
    7,747.68x = 28,856,335.57
  5. Step 5: Solve for x
    x = 28,856,335.57/7,747.68
  6. Step 6: Final answer
    x = 3,724.51

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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.