Home / 2,568.83-3,850.11-1,396.04

Finding the Fourth Proportional to 2,568.83, 3,850.11 and 1,396.04

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Solution

The fourth proportional to 2,568.83, 3,850.11 and 1,396.04 is: 2,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.83 : 3,850.11 = 1,396.04 : x
  2. Step 2: Convert to fraction form
    2,568.83/3,850.11 = 1,396.04/x
  3. Step 3: Cross multiply
    2,568.83x = 3,850.11 × 1,396.04
  4. Step 4: Simplify right side
    2,568.83x = 5,374,907.56
  5. Step 5: Solve for x
    x = 5,374,907.56/2,568.83
  6. Step 6: Final answer
    x = 2,092.36

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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.