Home / 3,922.50-5,882.94-3,268.60

Finding the Fourth Proportional to 3,922.50, 5,882.94 and 3,268.60

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Solution

The fourth proportional to 3,922.50, 5,882.94 and 3,268.60 is: 4,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.50 : 5,882.94 = 3,268.60 : x
  2. Step 2: Convert to fraction form
    3,922.50/5,882.94 = 3,268.60/x
  3. Step 3: Cross multiply
    3,922.50x = 5,882.94 × 3,268.60
  4. Step 4: Simplify right side
    3,922.50x = 19,228,977.68
  5. Step 5: Solve for x
    x = 19,228,977.68/3,922.50
  6. Step 6: Final answer
    x = 4,902.23

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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.