Home / 9,067.44-13,588.20-5,163.78

Finding the Fourth Proportional to 9,067.44, 13,588.20 and 5,163.78

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Solution

The fourth proportional to 9,067.44, 13,588.20 and 5,163.78 is: 7,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067.44 : 13,588.20 = 5,163.78 : x
  2. Step 2: Convert to fraction form
    9,067.44/13,588.20 = 5,163.78/x
  3. Step 3: Cross multiply
    9,067.44x = 13,588.20 × 5,163.78
  4. Step 4: Simplify right side
    9,067.44x = 70,166,475.40
  5. Step 5: Solve for x
    x = 70,166,475.40/9,067.44
  6. Step 6: Final answer
    x = 7,738.29

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1.5x scale

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.