Home / 10,067.25-13,893.20-5,591.34

Finding the Fourth Proportional to 10,067.25, 13,893.20 and 5,591.34

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Solution

The fourth proportional to 10,067.25, 13,893.20 and 5,591.34 is: 7,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.25 : 13,893.20 = 5,591.34 : x
  2. Step 2: Convert to fraction form
    10,067.25/13,893.20 = 5,591.34/x
  3. Step 3: Cross multiply
    10,067.25x = 13,893.20 × 5,591.34
  4. Step 4: Simplify right side
    10,067.25x = 77,681,576.93
  5. Step 5: Solve for x
    x = 77,681,576.93/10,067.25
  6. Step 6: Final answer
    x = 7,716.27

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1.5x scale

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.