Home / 10,667.88-16,001.82-3,742.38

Finding the Fourth Proportional to 10,667.88, 16,001.82 and 3,742.38

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Solution

The fourth proportional to 10,667.88, 16,001.82 and 3,742.38 is: 5,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.88 : 16,001.82 = 3,742.38 : x
  2. Step 2: Convert to fraction form
    10,667.88/16,001.82 = 3,742.38/x
  3. Step 3: Cross multiply
    10,667.88x = 16,001.82 × 3,742.38
  4. Step 4: Simplify right side
    10,667.88x = 59,884,891.13
  5. Step 5: Solve for x
    x = 59,884,891.13/10,667.88
  6. Step 6: Final answer
    x = 5,613.57

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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.