Home / 3,877.24-5,815.26-1,104.04

Finding the Fourth Proportional to 3,877.24, 5,815.26 and 1,104.04

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Solution

The fourth proportional to 3,877.24, 5,815.26 and 1,104.04 is: 1,655.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.24 : 5,815.26 = 1,104.04 : x
  2. Step 2: Convert to fraction form
    3,877.24/5,815.26 = 1,104.04/x
  3. Step 3: Cross multiply
    3,877.24x = 5,815.26 × 1,104.04
  4. Step 4: Simplify right side
    3,877.24x = 6,420,279.65
  5. Step 5: Solve for x
    x = 6,420,279.65/3,877.24
  6. Step 6: Final answer
    x = 1,655.89

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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.