Home / 8,067.36-12,095.68-3,899.04

Finding the Fourth Proportional to 8,067.36, 12,095.68 and 3,899.04

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Solution

The fourth proportional to 8,067.36, 12,095.68 and 3,899.04 is: 5,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.36 : 12,095.68 = 3,899.04 : x
  2. Step 2: Convert to fraction form
    8,067.36/12,095.68 = 3,899.04/x
  3. Step 3: Cross multiply
    8,067.36x = 12,095.68 × 3,899.04
  4. Step 4: Simplify right side
    8,067.36x = 47,161,540.15
  5. Step 5: Solve for x
    x = 47,161,540.15/8,067.36
  6. Step 6: Final answer
    x = 5,845.97

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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.