Home / 3,296.38-4,553.68-2,883.28

Finding the Fourth Proportional to 3,296.38, 4,553.68 and 2,883.28

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Solution

The fourth proportional to 3,296.38, 4,553.68 and 2,883.28 is: 3,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.38 : 4,553.68 = 2,883.28 : x
  2. Step 2: Convert to fraction form
    3,296.38/4,553.68 = 2,883.28/x
  3. Step 3: Cross multiply
    3,296.38x = 4,553.68 × 2,883.28
  4. Step 4: Simplify right side
    3,296.38x = 13,129,534.47
  5. Step 5: Solve for x
    x = 13,129,534.47/3,296.38
  6. Step 6: Final answer
    x = 3,983.02

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1.5x scale

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.