Home / 3,811.68-5,717.97-1,179.27

Finding the Fourth Proportional to 3,811.68, 5,717.97 and 1,179.27

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Solution

The fourth proportional to 3,811.68, 5,717.97 and 1,179.27 is: 1,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.68 : 5,717.97 = 1,179.27 : x
  2. Step 2: Convert to fraction form
    3,811.68/5,717.97 = 1,179.27/x
  3. Step 3: Cross multiply
    3,811.68x = 5,717.97 × 1,179.27
  4. Step 4: Simplify right side
    3,811.68x = 6,743,030.48
  5. Step 5: Solve for x
    x = 6,743,030.48/3,811.68
  6. Step 6: Final answer
    x = 1,769.04

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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.