Home / 5,348.72-7,380.42-3,049.13

Finding the Fourth Proportional to 5,348.72, 7,380.42 and 3,049.13

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Solution

The fourth proportional to 5,348.72, 7,380.42 and 3,049.13 is: 4,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.72 : 7,380.42 = 3,049.13 : x
  2. Step 2: Convert to fraction form
    5,348.72/7,380.42 = 3,049.13/x
  3. Step 3: Cross multiply
    5,348.72x = 7,380.42 × 3,049.13
  4. Step 4: Simplify right side
    5,348.72x = 22,503,823.13
  5. Step 5: Solve for x
    x = 22,503,823.13/5,348.72
  6. Step 6: Final answer
    x = 4,207.33

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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.