Home / 8,067.78-11,134.26-4,531.86

Finding the Fourth Proportional to 8,067.78, 11,134.26 and 4,531.86

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Solution

The fourth proportional to 8,067.78, 11,134.26 and 4,531.86 is: 6,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.78 : 11,134.26 = 4,531.86 : x
  2. Step 2: Convert to fraction form
    8,067.78/11,134.26 = 4,531.86/x
  3. Step 3: Cross multiply
    8,067.78x = 11,134.26 × 4,531.86
  4. Step 4: Simplify right side
    8,067.78x = 50,458,907.52
  5. Step 5: Solve for x
    x = 50,458,907.52/8,067.78
  6. Step 6: Final answer
    x = 6,254.37

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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.