Home / 3,481.32-5,232.96-3,218.88

Finding the Fourth Proportional to 3,481.32, 5,232.96 and 3,218.88

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Solution

The fourth proportional to 3,481.32, 5,232.96 and 3,218.88 is: 4,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.32 : 5,232.96 = 3,218.88 : x
  2. Step 2: Convert to fraction form
    3,481.32/5,232.96 = 3,218.88/x
  3. Step 3: Cross multiply
    3,481.32x = 5,232.96 × 3,218.88
  4. Step 4: Simplify right side
    3,481.32x = 16,844,270.28
  5. Step 5: Solve for x
    x = 16,844,270.28/3,481.32
  6. Step 6: Final answer
    x = 4,838.47

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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.