Home / 2,221.92-3,062.88-1,474.56

Finding the Fourth Proportional to 2,221.92, 3,062.88 and 1,474.56

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Solution

The fourth proportional to 2,221.92, 3,062.88 and 1,474.56 is: 2,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.92 : 3,062.88 = 1,474.56 : x
  2. Step 2: Convert to fraction form
    2,221.92/3,062.88 = 1,474.56/x
  3. Step 3: Cross multiply
    2,221.92x = 3,062.88 × 1,474.56
  4. Step 4: Simplify right side
    2,221.92x = 4,516,400.33
  5. Step 5: Solve for x
    x = 4,516,400.33/2,221.92
  6. Step 6: Final answer
    x = 2,032.66

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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.