Home / 3,961.32-5,946.57-2,319.06

Finding the Fourth Proportional to 3,961.32, 5,946.57 and 2,319.06

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Solution

The fourth proportional to 3,961.32, 5,946.57 and 2,319.06 is: 3,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.32 : 5,946.57 = 2,319.06 : x
  2. Step 2: Convert to fraction form
    3,961.32/5,946.57 = 2,319.06/x
  3. Step 3: Cross multiply
    3,961.32x = 5,946.57 × 2,319.06
  4. Step 4: Simplify right side
    3,961.32x = 13,790,452.62
  5. Step 5: Solve for x
    x = 13,790,452.62/3,961.32
  6. Step 6: Final answer
    x = 3,481.28

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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.