Home / 3,224.94-4,449.13-2,105.52

Finding the Fourth Proportional to 3,224.94, 4,449.13 and 2,105.52

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Solution

The fourth proportional to 3,224.94, 4,449.13 and 2,105.52 is: 2,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.94 : 4,449.13 = 2,105.52 : x
  2. Step 2: Convert to fraction form
    3,224.94/4,449.13 = 2,105.52/x
  3. Step 3: Cross multiply
    3,224.94x = 4,449.13 × 2,105.52
  4. Step 4: Simplify right side
    3,224.94x = 9,367,732.20
  5. Step 5: Solve for x
    x = 9,367,732.20/3,224.94
  6. Step 6: Final answer
    x = 2,904.78

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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.