Home / 3,961.61-5,939.53-2,576.33

Finding the Fourth Proportional to 3,961.61, 5,939.53 and 2,576.33

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Solution

The fourth proportional to 3,961.61, 5,939.53 and 2,576.33 is: 3,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.61 : 5,939.53 = 2,576.33 : x
  2. Step 2: Convert to fraction form
    3,961.61/5,939.53 = 2,576.33/x
  3. Step 3: Cross multiply
    3,961.61x = 5,939.53 × 2,576.33
  4. Step 4: Simplify right side
    3,961.61x = 15,302,189.32
  5. Step 5: Solve for x
    x = 15,302,189.32/3,961.61
  6. Step 6: Final answer
    x = 3,862.62

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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.