Home / 5,781.97-8,667.25-2,269.78

Finding the Fourth Proportional to 5,781.97, 8,667.25 and 2,269.78

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Solution

The fourth proportional to 5,781.97, 8,667.25 and 2,269.78 is: 3,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.97 : 8,667.25 = 2,269.78 : x
  2. Step 2: Convert to fraction form
    5,781.97/8,667.25 = 2,269.78/x
  3. Step 3: Cross multiply
    5,781.97x = 8,667.25 × 2,269.78
  4. Step 4: Simplify right side
    5,781.97x = 19,672,723.36
  5. Step 5: Solve for x
    x = 19,672,723.36/5,781.97
  6. Step 6: Final answer
    x = 3,402.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.