Home / 3,264-4,504.32-2,022.72

Finding the Fourth Proportional to 3,264, 4,504.32 and 2,022.72

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Solution

The fourth proportional to 3,264, 4,504.32 and 2,022.72 is: 2,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264 : 4,504.32 = 2,022.72 : x
  2. Step 2: Convert to fraction form
    3,264/4,504.32 = 2,022.72/x
  3. Step 3: Cross multiply
    3,264x = 4,504.32 × 2,022.72
  4. Step 4: Simplify right side
    3,264x = 9,110,978.15
  5. Step 5: Solve for x
    x = 9,110,978.15/3,264
  6. Step 6: Final answer
    x = 2,791.35

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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.