Home / 3,268.52-4,904.22-1,321.64

Finding the Fourth Proportional to 3,268.52, 4,904.22 and 1,321.64

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Solution

The fourth proportional to 3,268.52, 4,904.22 and 1,321.64 is: 1,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.52 : 4,904.22 = 1,321.64 : x
  2. Step 2: Convert to fraction form
    3,268.52/4,904.22 = 1,321.64/x
  3. Step 3: Cross multiply
    3,268.52x = 4,904.22 × 1,321.64
  4. Step 4: Simplify right side
    3,268.52x = 6,481,613.32
  5. Step 5: Solve for x
    x = 6,481,613.32/3,268.52
  6. Step 6: Final answer
    x = 1,983.04

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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.