Home / 10,067.07-15,091.35-3,488.66

Finding the Fourth Proportional to 10,067.07, 15,091.35 and 3,488.66

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Solution

The fourth proportional to 10,067.07, 15,091.35 and 3,488.66 is: 5,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.07 : 15,091.35 = 3,488.66 : x
  2. Step 2: Convert to fraction form
    10,067.07/15,091.35 = 3,488.66/x
  3. Step 3: Cross multiply
    10,067.07x = 15,091.35 × 3,488.66
  4. Step 4: Simplify right side
    10,067.07x = 52,648,513.63
  5. Step 5: Solve for x
    x = 52,648,513.63/10,067.07
  6. Step 6: Final answer
    x = 5,229.78

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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.