Home / 8,523.12-12,790.17-3,592.78

Finding the Fourth Proportional to 8,523.12, 12,790.17 and 3,592.78

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Solution

The fourth proportional to 8,523.12, 12,790.17 and 3,592.78 is: 5,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,523.12 : 12,790.17 = 3,592.78 : x
  2. Step 2: Convert to fraction form
    8,523.12/12,790.17 = 3,592.78/x
  3. Step 3: Cross multiply
    8,523.12x = 12,790.17 × 3,592.78
  4. Step 4: Simplify right side
    8,523.12x = 45,952,266.97
  5. Step 5: Solve for x
    x = 45,952,266.97/8,523.12
  6. Step 6: Final answer
    x = 5,391.48

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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.