Home / 2,243.92-3,366.20-1,089.52

Finding the Fourth Proportional to 2,243.92, 3,366.20 and 1,089.52

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Solution

The fourth proportional to 2,243.92, 3,366.20 and 1,089.52 is: 1,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.92 : 3,366.20 = 1,089.52 : x
  2. Step 2: Convert to fraction form
    2,243.92/3,366.20 = 1,089.52/x
  3. Step 3: Cross multiply
    2,243.92x = 3,366.20 × 1,089.52
  4. Step 4: Simplify right side
    2,243.92x = 3,667,542.22
  5. Step 5: Solve for x
    x = 3,667,542.22/2,243.92
  6. Step 6: Final answer
    x = 1,634.44

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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.