Home / 2,249.20-3,105.30-1,452.94

Finding the Fourth Proportional to 2,249.20, 3,105.30 and 1,452.94

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Solution

The fourth proportional to 2,249.20, 3,105.30 and 1,452.94 is: 2,005.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.20 : 3,105.30 = 1,452.94 : x
  2. Step 2: Convert to fraction form
    2,249.20/3,105.30 = 1,452.94/x
  3. Step 3: Cross multiply
    2,249.20x = 3,105.30 × 1,452.94
  4. Step 4: Simplify right side
    2,249.20x = 4,511,812.27
  5. Step 5: Solve for x
    x = 4,511,812.27/2,249.20
  6. Step 6: Final answer
    x = 2,005.96

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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.