Home / 2,644.06-3,961.33-2,487.91

Finding the Fourth Proportional to 2,644.06, 3,961.33 and 2,487.91

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Solution

The fourth proportional to 2,644.06, 3,961.33 and 2,487.91 is: 3,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.06 : 3,961.33 = 2,487.91 : x
  2. Step 2: Convert to fraction form
    2,644.06/3,961.33 = 2,487.91/x
  3. Step 3: Cross multiply
    2,644.06x = 3,961.33 × 2,487.91
  4. Step 4: Simplify right side
    2,644.06x = 9,855,432.52
  5. Step 5: Solve for x
    x = 9,855,432.52/2,644.06
  6. Step 6: Final answer
    x = 3,727.39

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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.