Home / 5,491.20-8,227.87-3,294.48

Finding the Fourth Proportional to 5,491.20, 8,227.87 and 3,294.48

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Solution

The fourth proportional to 5,491.20, 8,227.87 and 3,294.48 is: 4,936.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.20 : 8,227.87 = 3,294.48 : x
  2. Step 2: Convert to fraction form
    5,491.20/8,227.87 = 3,294.48/x
  3. Step 3: Cross multiply
    5,491.20x = 8,227.87 × 3,294.48
  4. Step 4: Simplify right side
    5,491.20x = 27,106,553.16
  5. Step 5: Solve for x
    x = 27,106,553.16/5,491.20
  6. Step 6: Final answer
    x = 4,936.36

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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.