Home / 5,910.38-8,156.22-3,257.80

Finding the Fourth Proportional to 5,910.38, 8,156.22 and 3,257.80

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Solution

The fourth proportional to 5,910.38, 8,156.22 and 3,257.80 is: 4,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.38 : 8,156.22 = 3,257.80 : x
  2. Step 2: Convert to fraction form
    5,910.38/8,156.22 = 3,257.80/x
  3. Step 3: Cross multiply
    5,910.38x = 8,156.22 × 3,257.80
  4. Step 4: Simplify right side
    5,910.38x = 26,571,333.52
  5. Step 5: Solve for x
    x = 26,571,333.52/5,910.38
  6. Step 6: Final answer
    x = 4,495.71

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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.