Home / 3,780.44-5,663.46-2,862.04

Finding the Fourth Proportional to 3,780.44, 5,663.46 and 2,862.04

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Solution

The fourth proportional to 3,780.44, 5,663.46 and 2,862.04 is: 4,287.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.44 : 5,663.46 = 2,862.04 : x
  2. Step 2: Convert to fraction form
    3,780.44/5,663.46 = 2,862.04/x
  3. Step 3: Cross multiply
    3,780.44x = 5,663.46 × 2,862.04
  4. Step 4: Simplify right side
    3,780.44x = 16,209,049.06
  5. Step 5: Solve for x
    x = 16,209,049.06/3,780.44
  6. Step 6: Final answer
    x = 4,287.61

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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.