Home / 5,716.14-8,571.25-2,207.37

Finding the Fourth Proportional to 5,716.14, 8,571.25 and 2,207.37

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Solution

The fourth proportional to 5,716.14, 8,571.25 and 2,207.37 is: 3,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.14 : 8,571.25 = 2,207.37 : x
  2. Step 2: Convert to fraction form
    5,716.14/8,571.25 = 2,207.37/x
  3. Step 3: Cross multiply
    5,716.14x = 8,571.25 × 2,207.37
  4. Step 4: Simplify right side
    5,716.14x = 18,919,920.11
  5. Step 5: Solve for x
    x = 18,919,920.11/5,716.14
  6. Step 6: Final answer
    x = 3,309.91

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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.