Home / 3,828.91-5,744.79-2,607.83

Finding the Fourth Proportional to 3,828.91, 5,744.79 and 2,607.83

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Solution

The fourth proportional to 3,828.91, 5,744.79 and 2,607.83 is: 3,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.91 : 5,744.79 = 2,607.83 : x
  2. Step 2: Convert to fraction form
    3,828.91/5,744.79 = 2,607.83/x
  3. Step 3: Cross multiply
    3,828.91x = 5,744.79 × 2,607.83
  4. Step 4: Simplify right side
    3,828.91x = 14,981,422.67
  5. Step 5: Solve for x
    x = 14,981,422.67/3,828.91
  6. Step 6: Final answer
    x = 3,912.72

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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.