Home / 3,249.24-4,479.48-2,452.20

Finding the Fourth Proportional to 3,249.24, 4,479.48 and 2,452.20

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Solution

The fourth proportional to 3,249.24, 4,479.48 and 2,452.20 is: 3,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.24 : 4,479.48 = 2,452.20 : x
  2. Step 2: Convert to fraction form
    3,249.24/4,479.48 = 2,452.20/x
  3. Step 3: Cross multiply
    3,249.24x = 4,479.48 × 2,452.20
  4. Step 4: Simplify right side
    3,249.24x = 10,984,580.86
  5. Step 5: Solve for x
    x = 10,984,580.86/3,249.24
  6. Step 6: Final answer
    x = 3,380.66

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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.