Home / 2,822.24-4,234.56-2,174.24

Finding the Fourth Proportional to 2,822.24, 4,234.56 and 2,174.24

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Solution

The fourth proportional to 2,822.24, 4,234.56 and 2,174.24 is: 3,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.24 : 4,234.56 = 2,174.24 : x
  2. Step 2: Convert to fraction form
    2,822.24/4,234.56 = 2,174.24/x
  3. Step 3: Cross multiply
    2,822.24x = 4,234.56 × 2,174.24
  4. Step 4: Simplify right side
    2,822.24x = 9,206,949.73
  5. Step 5: Solve for x
    x = 9,206,949.73/2,822.24
  6. Step 6: Final answer
    x = 3,262.28

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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.