Home / 3,951.22-5,452.81-2,273.04

Finding the Fourth Proportional to 3,951.22, 5,452.81 and 2,273.04

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Solution

The fourth proportional to 3,951.22, 5,452.81 and 2,273.04 is: 3,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.22 : 5,452.81 = 2,273.04 : x
  2. Step 2: Convert to fraction form
    3,951.22/5,452.81 = 2,273.04/x
  3. Step 3: Cross multiply
    3,951.22x = 5,452.81 × 2,273.04
  4. Step 4: Simplify right side
    3,951.22x = 12,394,431.03
  5. Step 5: Solve for x
    x = 12,394,431.03/3,951.22
  6. Step 6: Final answer
    x = 3,136.86

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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.