Home / 2,635.11-3,952.25-880.15

Finding the Fourth Proportional to 2,635.11, 3,952.25 and 880.15

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Solution

The fourth proportional to 2,635.11, 3,952.25 and 880.15 is: 1,320.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.11 : 3,952.25 = 880.15 : x
  2. Step 2: Convert to fraction form
    2,635.11/3,952.25 = 880.15/x
  3. Step 3: Cross multiply
    2,635.11x = 3,952.25 × 880.15
  4. Step 4: Simplify right side
    2,635.11x = 3,478,553.08
  5. Step 5: Solve for x
    x = 3,478,553.08/2,635.11
  6. Step 6: Final answer
    x = 1,320.08

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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.