Home / 3,845.32-5,306.25-2,273.11

Finding the Fourth Proportional to 3,845.32, 5,306.25 and 2,273.11

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Solution

The fourth proportional to 3,845.32, 5,306.25 and 2,273.11 is: 3,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.32 : 5,306.25 = 2,273.11 : x
  2. Step 2: Convert to fraction form
    3,845.32/5,306.25 = 2,273.11/x
  3. Step 3: Cross multiply
    3,845.32x = 5,306.25 × 2,273.11
  4. Step 4: Simplify right side
    3,845.32x = 12,061,689.94
  5. Step 5: Solve for x
    x = 12,061,689.94/3,845.32
  6. Step 6: Final answer
    x = 3,136.72

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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.