Home / 3,268.94-4,906.92-1,322.42

Finding the Fourth Proportional to 3,268.94, 4,906.92 and 1,322.42

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Solution

The fourth proportional to 3,268.94, 4,906.92 and 1,322.42 is: 1,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.94 : 4,906.92 = 1,322.42 : x
  2. Step 2: Convert to fraction form
    3,268.94/4,906.92 = 1,322.42/x
  3. Step 3: Cross multiply
    3,268.94x = 4,906.92 × 1,322.42
  4. Step 4: Simplify right side
    3,268.94x = 6,489,009.15
  5. Step 5: Solve for x
    x = 6,489,009.15/3,268.94
  6. Step 6: Final answer
    x = 1,985.05

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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.