Home / 5,425.88-7,487.62-3,067.96

Finding the Fourth Proportional to 5,425.88, 7,487.62 and 3,067.96

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Solution

The fourth proportional to 5,425.88, 7,487.62 and 3,067.96 is: 4,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.88 : 7,487.62 = 3,067.96 : x
  2. Step 2: Convert to fraction form
    5,425.88/7,487.62 = 3,067.96/x
  3. Step 3: Cross multiply
    5,425.88x = 7,487.62 × 3,067.96
  4. Step 4: Simplify right side
    5,425.88x = 22,971,718.66
  5. Step 5: Solve for x
    x = 22,971,718.66/5,425.88
  6. Step 6: Final answer
    x = 4,233.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.