Home / 3,961.98-5,940.09-2,576.70

Finding the Fourth Proportional to 3,961.98, 5,940.09 and 2,576.70

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Solution

The fourth proportional to 3,961.98, 5,940.09 and 2,576.70 is: 3,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.98 : 5,940.09 = 2,576.70 : x
  2. Step 2: Convert to fraction form
    3,961.98/5,940.09 = 2,576.70/x
  3. Step 3: Cross multiply
    3,961.98x = 5,940.09 × 2,576.70
  4. Step 4: Simplify right side
    3,961.98x = 15,305,829.90
  5. Step 5: Solve for x
    x = 15,305,829.90/3,961.98
  6. Step 6: Final answer
    x = 3,863.18

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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.