Home / 3,327.28-4,979.36-2,735.20

Finding the Fourth Proportional to 3,327.28, 4,979.36 and 2,735.20

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Solution

The fourth proportional to 3,327.28, 4,979.36 and 2,735.20 is: 4,093.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.28 : 4,979.36 = 2,735.20 : x
  2. Step 2: Convert to fraction form
    3,327.28/4,979.36 = 2,735.20/x
  3. Step 3: Cross multiply
    3,327.28x = 4,979.36 × 2,735.20
  4. Step 4: Simplify right side
    3,327.28x = 13,619,545.47
  5. Step 5: Solve for x
    x = 13,619,545.47/3,327.28
  6. Step 6: Final answer
    x = 4,093.30

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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.