Home / 8,067.09-12,095.44-3,131.46

Finding the Fourth Proportional to 8,067.09, 12,095.44 and 3,131.46

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Solution

The fourth proportional to 8,067.09, 12,095.44 and 3,131.46 is: 4,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067.09 : 12,095.44 = 3,131.46 : x
  2. Step 2: Convert to fraction form
    8,067.09/12,095.44 = 3,131.46/x
  3. Step 3: Cross multiply
    8,067.09x = 12,095.44 × 3,131.46
  4. Step 4: Simplify right side
    8,067.09x = 37,876,386.54
  5. Step 5: Solve for x
    x = 37,876,386.54/8,067.09
  6. Step 6: Final answer
    x = 4,695.17

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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.