Home / 9,163.33-13,738.26-2,919.75

Finding the Fourth Proportional to 9,163.33, 13,738.26 and 2,919.75

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Solution

The fourth proportional to 9,163.33, 13,738.26 and 2,919.75 is: 4,377.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.33 : 13,738.26 = 2,919.75 : x
  2. Step 2: Convert to fraction form
    9,163.33/13,738.26 = 2,919.75/x
  3. Step 3: Cross multiply
    9,163.33x = 13,738.26 × 2,919.75
  4. Step 4: Simplify right side
    9,163.33x = 40,112,244.07
  5. Step 5: Solve for x
    x = 40,112,244.07/9,163.33
  6. Step 6: Final answer
    x = 4,377.48

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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.