Home / 3,242.89-4,863.52-1,268.11

Finding the Fourth Proportional to 3,242.89, 4,863.52 and 1,268.11

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Solution

The fourth proportional to 3,242.89, 4,863.52 and 1,268.11 is: 1,901.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.89 : 4,863.52 = 1,268.11 : x
  2. Step 2: Convert to fraction form
    3,242.89/4,863.52 = 1,268.11/x
  3. Step 3: Cross multiply
    3,242.89x = 4,863.52 × 1,268.11
  4. Step 4: Simplify right side
    3,242.89x = 6,167,478.35
  5. Step 5: Solve for x
    x = 6,167,478.35/3,242.89
  6. Step 6: Final answer
    x = 1,901.85

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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.