Home / 7,995.12-11,992.32-3,067.08

Finding the Fourth Proportional to 7,995.12, 11,992.32 and 3,067.08

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Solution

The fourth proportional to 7,995.12, 11,992.32 and 3,067.08 is: 4,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.12 : 11,992.32 = 3,067.08 : x
  2. Step 2: Convert to fraction form
    7,995.12/11,992.32 = 3,067.08/x
  3. Step 3: Cross multiply
    7,995.12x = 11,992.32 × 3,067.08
  4. Step 4: Simplify right side
    7,995.12x = 36,781,404.83
  5. Step 5: Solve for x
    x = 36,781,404.83/7,995.12
  6. Step 6: Final answer
    x = 4,600.48

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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.