Home / 3,236.44-4,854.68-1,288.64

Finding the Fourth Proportional to 3,236.44, 4,854.68 and 1,288.64

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Solution

The fourth proportional to 3,236.44, 4,854.68 and 1,288.64 is: 1,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.44 : 4,854.68 = 1,288.64 : x
  2. Step 2: Convert to fraction form
    3,236.44/4,854.68 = 1,288.64/x
  3. Step 3: Cross multiply
    3,236.44x = 4,854.68 × 1,288.64
  4. Step 4: Simplify right side
    3,236.44x = 6,255,934.84
  5. Step 5: Solve for x
    x = 6,255,934.84/3,236.44
  6. Step 6: Final answer
    x = 1,932.97

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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.