Home / 4,112.32-6,163.52-2,872.96

Finding the Fourth Proportional to 4,112.32, 6,163.52 and 2,872.96

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Solution

The fourth proportional to 4,112.32, 6,163.52 and 2,872.96 is: 4,305.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.32 : 6,163.52 = 2,872.96 : x
  2. Step 2: Convert to fraction form
    4,112.32/6,163.52 = 2,872.96/x
  3. Step 3: Cross multiply
    4,112.32x = 6,163.52 × 2,872.96
  4. Step 4: Simplify right side
    4,112.32x = 17,707,546.42
  5. Step 5: Solve for x
    x = 17,707,546.42/4,112.32
  6. Step 6: Final answer
    x = 4,305.97

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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.