Home / 5,376.46-8,073.96-3,198.88

Finding the Fourth Proportional to 5,376.46, 8,073.96 and 3,198.88

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Solution

The fourth proportional to 5,376.46, 8,073.96 and 3,198.88 is: 4,803.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.46 : 8,073.96 = 3,198.88 : x
  2. Step 2: Convert to fraction form
    5,376.46/8,073.96 = 3,198.88/x
  3. Step 3: Cross multiply
    5,376.46x = 8,073.96 × 3,198.88
  4. Step 4: Simplify right side
    5,376.46x = 25,827,629.16
  5. Step 5: Solve for x
    x = 25,827,629.16/5,376.46
  6. Step 6: Final answer
    x = 4,803.84

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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.