Home / 3,311.85-4,965.17-2,268.69

Finding the Fourth Proportional to 3,311.85, 4,965.17 and 2,268.69

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Solution

The fourth proportional to 3,311.85, 4,965.17 and 2,268.69 is: 3,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.85 : 4,965.17 = 2,268.69 : x
  2. Step 2: Convert to fraction form
    3,311.85/4,965.17 = 2,268.69/x
  3. Step 3: Cross multiply
    3,311.85x = 4,965.17 × 2,268.69
  4. Step 4: Simplify right side
    3,311.85x = 11,264,420.18
  5. Step 5: Solve for x
    x = 11,264,420.18/3,311.85
  6. Step 6: Final answer
    x = 3,401.25

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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.