Home / 3,206.85-4,805.41-2,381.25

Finding the Fourth Proportional to 3,206.85, 4,805.41 and 2,381.25

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Solution

The fourth proportional to 3,206.85, 4,805.41 and 2,381.25 is: 3,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.85 : 4,805.41 = 2,381.25 : x
  2. Step 2: Convert to fraction form
    3,206.85/4,805.41 = 2,381.25/x
  3. Step 3: Cross multiply
    3,206.85x = 4,805.41 × 2,381.25
  4. Step 4: Simplify right side
    3,206.85x = 11,442,882.56
  5. Step 5: Solve for x
    x = 11,442,882.56/3,206.85
  6. Step 6: Final answer
    x = 3,568.26

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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.