Home / 3,752.96-5,629.44-2,272.55

Finding the Fourth Proportional to 3,752.96, 5,629.44 and 2,272.55

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Solution

The fourth proportional to 3,752.96, 5,629.44 and 2,272.55 is: 3,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.96 : 5,629.44 = 2,272.55 : x
  2. Step 2: Convert to fraction form
    3,752.96/5,629.44 = 2,272.55/x
  3. Step 3: Cross multiply
    3,752.96x = 5,629.44 × 2,272.55
  4. Step 4: Simplify right side
    3,752.96x = 12,793,183.87
  5. Step 5: Solve for x
    x = 12,793,183.87/3,752.96
  6. Step 6: Final answer
    x = 3,408.83

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1.5x scale

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.