Home / 9,251.20-13,872.55-2,675.82

Finding the Fourth Proportional to 9,251.20, 13,872.55 and 2,675.82

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Solution

The fourth proportional to 9,251.20, 13,872.55 and 2,675.82 is: 4,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.20 : 13,872.55 = 2,675.82 : x
  2. Step 2: Convert to fraction form
    9,251.20/13,872.55 = 2,675.82/x
  3. Step 3: Cross multiply
    9,251.20x = 13,872.55 × 2,675.82
  4. Step 4: Simplify right side
    9,251.20x = 37,120,446.74
  5. Step 5: Solve for x
    x = 37,120,446.74/9,251.20
  6. Step 6: Final answer
    x = 4,012.50

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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.