Home / 3,301.20-4,955.85-3,276.90

Finding the Fourth Proportional to 3,301.20, 4,955.85 and 3,276.90

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Solution

The fourth proportional to 3,301.20, 4,955.85 and 3,276.90 is: 4,919.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.20 : 4,955.85 = 3,276.90 : x
  2. Step 2: Convert to fraction form
    3,301.20/4,955.85 = 3,276.90/x
  3. Step 3: Cross multiply
    3,301.20x = 4,955.85 × 3,276.90
  4. Step 4: Simplify right side
    3,301.20x = 16,239,824.87
  5. Step 5: Solve for x
    x = 16,239,824.87/3,301.20
  6. Step 6: Final answer
    x = 4,919.37

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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.