Home / 2,282.39-3,149.71-1,234.46

Finding the Fourth Proportional to 2,282.39, 3,149.71 and 1,234.46

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Solution

The fourth proportional to 2,282.39, 3,149.71 and 1,234.46 is: 1,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.39 : 3,149.71 = 1,234.46 : x
  2. Step 2: Convert to fraction form
    2,282.39/3,149.71 = 1,234.46/x
  3. Step 3: Cross multiply
    2,282.39x = 3,149.71 × 1,234.46
  4. Step 4: Simplify right side
    2,282.39x = 3,888,172.17
  5. Step 5: Solve for x
    x = 3,888,172.17/2,282.39
  6. Step 6: Final answer
    x = 1,703.55

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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.