Home / 5,769.26-7,961.76-3,251.46

Finding the Fourth Proportional to 5,769.26, 7,961.76 and 3,251.46

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Solution

The fourth proportional to 5,769.26, 7,961.76 and 3,251.46 is: 4,487.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.26 : 7,961.76 = 3,251.46 : x
  2. Step 2: Convert to fraction form
    5,769.26/7,961.76 = 3,251.46/x
  3. Step 3: Cross multiply
    5,769.26x = 7,961.76 × 3,251.46
  4. Step 4: Simplify right side
    5,769.26x = 25,887,344.17
  5. Step 5: Solve for x
    x = 25,887,344.17/5,769.26
  6. Step 6: Final answer
    x = 4,487.12

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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.