Home / 2,581.14-3,868.34-1,194.29

Finding the Fourth Proportional to 2,581.14, 3,868.34 and 1,194.29

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Solution

The fourth proportional to 2,581.14, 3,868.34 and 1,194.29 is: 1,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.14 : 3,868.34 = 1,194.29 : x
  2. Step 2: Convert to fraction form
    2,581.14/3,868.34 = 1,194.29/x
  3. Step 3: Cross multiply
    2,581.14x = 3,868.34 × 1,194.29
  4. Step 4: Simplify right side
    2,581.14x = 4,619,894.47
  5. Step 5: Solve for x
    x = 4,619,894.47/2,581.14
  6. Step 6: Final answer
    x = 1,789.87

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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.