Home / 2,581.05-3,560.26-2,266.07

Finding the Fourth Proportional to 2,581.05, 3,560.26 and 2,266.07

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Solution

The fourth proportional to 2,581.05, 3,560.26 and 2,266.07 is: 3,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.05 : 3,560.26 = 2,266.07 : x
  2. Step 2: Convert to fraction form
    2,581.05/3,560.26 = 2,266.07/x
  3. Step 3: Cross multiply
    2,581.05x = 3,560.26 × 2,266.07
  4. Step 4: Simplify right side
    2,581.05x = 8,067,787.05
  5. Step 5: Solve for x
    x = 8,067,787.05/2,581.05
  6. Step 6: Final answer
    x = 3,125.78

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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.