Home / 3,136.27-4,326.17-2,074.06

Finding the Fourth Proportional to 3,136.27, 4,326.17 and 2,074.06

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Solution

The fourth proportional to 3,136.27, 4,326.17 and 2,074.06 is: 2,860.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.27 : 4,326.17 = 2,074.06 : x
  2. Step 2: Convert to fraction form
    3,136.27/4,326.17 = 2,074.06/x
  3. Step 3: Cross multiply
    3,136.27x = 4,326.17 × 2,074.06
  4. Step 4: Simplify right side
    3,136.27x = 8,972,736.15
  5. Step 5: Solve for x
    x = 8,972,736.15/3,136.27
  6. Step 6: Final answer
    x = 2,860.96

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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.