Home / 10,926.75-16,390.17-4,001.25

Finding the Fourth Proportional to 10,926.75, 16,390.17 and 4,001.25

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Solution

The fourth proportional to 10,926.75, 16,390.17 and 4,001.25 is: 6,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.75 : 16,390.17 = 4,001.25 : x
  2. Step 2: Convert to fraction form
    10,926.75/16,390.17 = 4,001.25/x
  3. Step 3: Cross multiply
    10,926.75x = 16,390.17 × 4,001.25
  4. Step 4: Simplify right side
    10,926.75x = 65,581,167.71
  5. Step 5: Solve for x
    x = 65,581,167.71/10,926.75
  6. Step 6: Final answer
    x = 6,001.89

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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.