Home / 8,067.96-12,103.62-2,521.08

Finding the Fourth Proportional to 8,067.96, 12,103.62 and 2,521.08

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Solution

The fourth proportional to 8,067.96, 12,103.62 and 2,521.08 is: 3,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.96 : 12,103.62 = 2,521.08 : x
  2. Step 2: Convert to fraction form
    8,067.96/12,103.62 = 2,521.08/x
  3. Step 3: Cross multiply
    8,067.96x = 12,103.62 × 2,521.08
  4. Step 4: Simplify right side
    8,067.96x = 30,514,194.31
  5. Step 5: Solve for x
    x = 30,514,194.31/8,067.96
  6. Step 6: Final answer
    x = 3,782.14

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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.