Home / 2,282.50-3,424.46-1,112.34

Finding the Fourth Proportional to 2,282.50, 3,424.46 and 1,112.34

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Solution

The fourth proportional to 2,282.50, 3,424.46 and 1,112.34 is: 1,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.50 : 3,424.46 = 1,112.34 : x
  2. Step 2: Convert to fraction form
    2,282.50/3,424.46 = 1,112.34/x
  3. Step 3: Cross multiply
    2,282.50x = 3,424.46 × 1,112.34
  4. Step 4: Simplify right side
    2,282.50x = 3,809,155.83
  5. Step 5: Solve for x
    x = 3,809,155.83/2,282.50
  6. Step 6: Final answer
    x = 1,668.85

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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.