Home / 3,823.85-5,735.78-3,079.97

Finding the Fourth Proportional to 3,823.85, 5,735.78 and 3,079.97

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Solution

The fourth proportional to 3,823.85, 5,735.78 and 3,079.97 is: 4,619.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.85 : 5,735.78 = 3,079.97 : x
  2. Step 2: Convert to fraction form
    3,823.85/5,735.78 = 3,079.97/x
  3. Step 3: Cross multiply
    3,823.85x = 5,735.78 × 3,079.97
  4. Step 4: Simplify right side
    3,823.85x = 17,666,029.27
  5. Step 5: Solve for x
    x = 17,666,029.27/3,823.85
  6. Step 6: Final answer
    x = 4,619.96

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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.