Home / 5,202.75-7,179.83-3,339.75

Finding the Fourth Proportional to 5,202.75, 7,179.83 and 3,339.75

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Solution

The fourth proportional to 5,202.75, 7,179.83 and 3,339.75 is: 4,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.75 : 7,179.83 = 3,339.75 : x
  2. Step 2: Convert to fraction form
    5,202.75/7,179.83 = 3,339.75/x
  3. Step 3: Cross multiply
    5,202.75x = 7,179.83 × 3,339.75
  4. Step 4: Simplify right side
    5,202.75x = 23,978,820.54
  5. Step 5: Solve for x
    x = 23,978,820.54/5,202.75
  6. Step 6: Final answer
    x = 4,608.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.