Home / 2,282.32-3,149.59-1,234.38

Finding the Fourth Proportional to 2,282.32, 3,149.59 and 1,234.38

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Solution

The fourth proportional to 2,282.32, 3,149.59 and 1,234.38 is: 1,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.32 : 3,149.59 = 1,234.38 : x
  2. Step 2: Convert to fraction form
    2,282.32/3,149.59 = 1,234.38/x
  3. Step 3: Cross multiply
    2,282.32x = 3,149.59 × 1,234.38
  4. Step 4: Simplify right side
    2,282.32x = 3,887,790.90
  5. Step 5: Solve for x
    x = 3,887,790.90/2,282.32
  6. Step 6: Final answer
    x = 1,703.44

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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.