Home / 4,791.36-6,611.82-2,667

Finding the Fourth Proportional to 4,791.36, 6,611.82 and 2,667

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Solution

The fourth proportional to 4,791.36, 6,611.82 and 2,667 is: 3,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.36 : 6,611.82 = 2,667 : x
  2. Step 2: Convert to fraction form
    4,791.36/6,611.82 = 2,667/x
  3. Step 3: Cross multiply
    4,791.36x = 6,611.82 × 2,667
  4. Step 4: Simplify right side
    4,791.36x = 17,633,723.94
  5. Step 5: Solve for x
    x = 17,633,723.94/4,791.36
  6. Step 6: Final answer
    x = 3,680.32

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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.