Home / 3,813.29-5,717.81-1,180.04

Finding the Fourth Proportional to 3,813.29, 5,717.81 and 1,180.04

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Solution

The fourth proportional to 3,813.29, 5,717.81 and 1,180.04 is: 1,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.29 : 5,717.81 = 1,180.04 : x
  2. Step 2: Convert to fraction form
    3,813.29/5,717.81 = 1,180.04/x
  3. Step 3: Cross multiply
    3,813.29x = 5,717.81 × 1,180.04
  4. Step 4: Simplify right side
    3,813.29x = 6,747,252.91
  5. Step 5: Solve for x
    x = 6,747,252.91/3,813.29
  6. Step 6: Final answer
    x = 1,769.41

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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.