Home / 3,049.30-4,207.71-2,253.04

Finding the Fourth Proportional to 3,049.30, 4,207.71 and 2,253.04

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Solution

The fourth proportional to 3,049.30, 4,207.71 and 2,253.04 is: 3,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.30 : 4,207.71 = 2,253.04 : x
  2. Step 2: Convert to fraction form
    3,049.30/4,207.71 = 2,253.04/x
  3. Step 3: Cross multiply
    3,049.30x = 4,207.71 × 2,253.04
  4. Step 4: Simplify right side
    3,049.30x = 9,480,138.94
  5. Step 5: Solve for x
    x = 9,480,138.94/3,049.30
  6. Step 6: Final answer
    x = 3,108.96

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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.