Home / 3,540.87-5,306.27-2,609.10

Finding the Fourth Proportional to 3,540.87, 5,306.27 and 2,609.10

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Solution

The fourth proportional to 3,540.87, 5,306.27 and 2,609.10 is: 3,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.87 : 5,306.27 = 2,609.10 : x
  2. Step 2: Convert to fraction form
    3,540.87/5,306.27 = 2,609.10/x
  3. Step 3: Cross multiply
    3,540.87x = 5,306.27 × 2,609.10
  4. Step 4: Simplify right side
    3,540.87x = 13,844,576.01
  5. Step 5: Solve for x
    x = 13,844,576.01/3,540.87
  6. Step 6: Final answer
    x = 3,909.94

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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.