Home / 11,965.26-17,947.90-3,757.26

Finding the Fourth Proportional to 11,965.26, 17,947.90 and 3,757.26

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Solution

The fourth proportional to 11,965.26, 17,947.90 and 3,757.26 is: 5,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.26 : 17,947.90 = 3,757.26 : x
  2. Step 2: Convert to fraction form
    11,965.26/17,947.90 = 3,757.26/x
  3. Step 3: Cross multiply
    11,965.26x = 17,947.90 × 3,757.26
  4. Step 4: Simplify right side
    11,965.26x = 67,434,926.75
  5. Step 5: Solve for x
    x = 67,434,926.75/11,965.26
  6. Step 6: Final answer
    x = 5,635.89

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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.