Home / 2,826.85-4,241.17-1,268.19

Finding the Fourth Proportional to 2,826.85, 4,241.17 and 1,268.19

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Solution

The fourth proportional to 2,826.85, 4,241.17 and 1,268.19 is: 1,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.85 : 4,241.17 = 1,268.19 : x
  2. Step 2: Convert to fraction form
    2,826.85/4,241.17 = 1,268.19/x
  3. Step 3: Cross multiply
    2,826.85x = 4,241.17 × 1,268.19
  4. Step 4: Simplify right side
    2,826.85x = 5,378,609.38
  5. Step 5: Solve for x
    x = 5,378,609.38/2,826.85
  6. Step 6: Final answer
    x = 1,902.69

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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.