Home / 2,301.73-3,176.38-1,253.80

Finding the Fourth Proportional to 2,301.73, 3,176.38 and 1,253.80

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Solution

The fourth proportional to 2,301.73, 3,176.38 and 1,253.80 is: 1,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.73 : 3,176.38 = 1,253.80 : x
  2. Step 2: Convert to fraction form
    2,301.73/3,176.38 = 1,253.80/x
  3. Step 3: Cross multiply
    2,301.73x = 3,176.38 × 1,253.80
  4. Step 4: Simplify right side
    2,301.73x = 3,982,545.24
  5. Step 5: Solve for x
    x = 3,982,545.24/2,301.73
  6. Step 6: Final answer
    x = 1,730.24

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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.