Home / 3,352.80-5,021.52-3,279.84

Finding the Fourth Proportional to 3,352.80, 5,021.52 and 3,279.84

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Solution

The fourth proportional to 3,352.80, 5,021.52 and 3,279.84 is: 4,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.80 : 5,021.52 = 3,279.84 : x
  2. Step 2: Convert to fraction form
    3,352.80/5,021.52 = 3,279.84/x
  3. Step 3: Cross multiply
    3,352.80x = 5,021.52 × 3,279.84
  4. Step 4: Simplify right side
    3,352.80x = 16,469,782.16
  5. Step 5: Solve for x
    x = 16,469,782.16/3,352.80
  6. Step 6: Final answer
    x = 4,912.25

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1.5x scale

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.