Home / 3,251.28-4,863.96-2,603.28

Finding the Fourth Proportional to 3,251.28, 4,863.96 and 2,603.28

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Solution

The fourth proportional to 3,251.28, 4,863.96 and 2,603.28 is: 3,894.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.28 : 4,863.96 = 2,603.28 : x
  2. Step 2: Convert to fraction form
    3,251.28/4,863.96 = 2,603.28/x
  3. Step 3: Cross multiply
    3,251.28x = 4,863.96 × 2,603.28
  4. Step 4: Simplify right side
    3,251.28x = 12,662,249.79
  5. Step 5: Solve for x
    x = 12,662,249.79/3,251.28
  6. Step 6: Final answer
    x = 3,894.54

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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.