Home / 3,264.12-4,499.80-2,331

Finding the Fourth Proportional to 3,264.12, 4,499.80 and 2,331

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Solution

The fourth proportional to 3,264.12, 4,499.80 and 2,331 is: 3,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.12 : 4,499.80 = 2,331 : x
  2. Step 2: Convert to fraction form
    3,264.12/4,499.80 = 2,331/x
  3. Step 3: Cross multiply
    3,264.12x = 4,499.80 × 2,331
  4. Step 4: Simplify right side
    3,264.12x = 10,489,033.80
  5. Step 5: Solve for x
    x = 10,489,033.80/3,264.12
  6. Step 6: Final answer
    x = 3,213.43

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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.