Home / 7,449.52-11,175.72-2,519.96

Finding the Fourth Proportional to 7,449.52, 11,175.72 and 2,519.96

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Solution

The fourth proportional to 7,449.52, 11,175.72 and 2,519.96 is: 3,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.52 : 11,175.72 = 2,519.96 : x
  2. Step 2: Convert to fraction form
    7,449.52/11,175.72 = 2,519.96/x
  3. Step 3: Cross multiply
    7,449.52x = 11,175.72 × 2,519.96
  4. Step 4: Simplify right side
    7,449.52x = 28,162,367.37
  5. Step 5: Solve for x
    x = 28,162,367.37/7,449.52
  6. Step 6: Final answer
    x = 3,780.43

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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.