Home / 6,863.40-10,297.89-2,481.21

Finding the Fourth Proportional to 6,863.40, 10,297.89 and 2,481.21

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Solution

The fourth proportional to 6,863.40, 10,297.89 and 2,481.21 is: 3,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.40 : 10,297.89 = 2,481.21 : x
  2. Step 2: Convert to fraction form
    6,863.40/10,297.89 = 2,481.21/x
  3. Step 3: Cross multiply
    6,863.40x = 10,297.89 × 2,481.21
  4. Step 4: Simplify right side
    6,863.40x = 25,551,227.65
  5. Step 5: Solve for x
    x = 25,551,227.65/6,863.40
  6. Step 6: Final answer
    x = 3,722.82

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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.