Home / 3,026.36-4,179.15-2,279.03

Finding the Fourth Proportional to 3,026.36, 4,179.15 and 2,279.03

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Solution

The fourth proportional to 3,026.36, 4,179.15 and 2,279.03 is: 3,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.36 : 4,179.15 = 2,279.03 : x
  2. Step 2: Convert to fraction form
    3,026.36/4,179.15 = 2,279.03/x
  3. Step 3: Cross multiply
    3,026.36x = 4,179.15 × 2,279.03
  4. Step 4: Simplify right side
    3,026.36x = 9,524,387.33
  5. Step 5: Solve for x
    x = 9,524,387.33/3,026.36
  6. Step 6: Final answer
    x = 3,147.14

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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.