Home / 2,708.33-4,062.48-1,147.92

Finding the Fourth Proportional to 2,708.33, 4,062.48 and 1,147.92

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Solution

The fourth proportional to 2,708.33, 4,062.48 and 1,147.92 is: 1,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.33 : 4,062.48 = 1,147.92 : x
  2. Step 2: Convert to fraction form
    2,708.33/4,062.48 = 1,147.92/x
  3. Step 3: Cross multiply
    2,708.33x = 4,062.48 × 1,147.92
  4. Step 4: Simplify right side
    2,708.33x = 4,663,402.04
  5. Step 5: Solve for x
    x = 4,663,402.04/2,708.33
  6. Step 6: Final answer
    x = 1,721.88

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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.