Home / 3,912.48-5,864.16-2,876.88

Finding the Fourth Proportional to 3,912.48, 5,864.16 and 2,876.88

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Solution

The fourth proportional to 3,912.48, 5,864.16 and 2,876.88 is: 4,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.48 : 5,864.16 = 2,876.88 : x
  2. Step 2: Convert to fraction form
    3,912.48/5,864.16 = 2,876.88/x
  3. Step 3: Cross multiply
    3,912.48x = 5,864.16 × 2,876.88
  4. Step 4: Simplify right side
    3,912.48x = 16,870,484.62
  5. Step 5: Solve for x
    x = 16,870,484.62/3,912.48
  6. Step 6: Final answer
    x = 4,311.97

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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.