Home / 1,472.92-2,207.30-1,163.42

Finding the Fourth Proportional to 1,472.92, 2,207.30 and 1,163.42

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Solution

The fourth proportional to 1,472.92, 2,207.30 and 1,163.42 is: 1,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.92 : 2,207.30 = 1,163.42 : x
  2. Step 2: Convert to fraction form
    1,472.92/2,207.30 = 1,163.42/x
  3. Step 3: Cross multiply
    1,472.92x = 2,207.30 × 1,163.42
  4. Step 4: Simplify right side
    1,472.92x = 2,568,016.97
  5. Step 5: Solve for x
    x = 2,568,016.97/1,472.92
  6. Step 6: Final answer
    x = 1,743.49

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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.