Home / 3,067.06-4,231.29-2,136.10

Finding the Fourth Proportional to 3,067.06, 4,231.29 and 2,136.10

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Solution

The fourth proportional to 3,067.06, 4,231.29 and 2,136.10 is: 2,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.06 : 4,231.29 = 2,136.10 : x
  2. Step 2: Convert to fraction form
    3,067.06/4,231.29 = 2,136.10/x
  3. Step 3: Cross multiply
    3,067.06x = 4,231.29 × 2,136.10
  4. Step 4: Simplify right side
    3,067.06x = 9,038,458.57
  5. Step 5: Solve for x
    x = 9,038,458.57/3,067.06
  6. Step 6: Final answer
    x = 2,946.95

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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.