Home / 3,257.89-4,491.66-2,076.91

Finding the Fourth Proportional to 3,257.89, 4,491.66 and 2,076.91

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Solution

The fourth proportional to 3,257.89, 4,491.66 and 2,076.91 is: 2,863.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.89 : 4,491.66 = 2,076.91 : x
  2. Step 2: Convert to fraction form
    3,257.89/4,491.66 = 2,076.91/x
  3. Step 3: Cross multiply
    3,257.89x = 4,491.66 × 2,076.91
  4. Step 4: Simplify right side
    3,257.89x = 9,328,773.57
  5. Step 5: Solve for x
    x = 9,328,773.57/3,257.89
  6. Step 6: Final answer
    x = 2,863.44

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1.5x scale

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.