Home / 3,708.26-5,119.26-2,136.06

Finding the Fourth Proportional to 3,708.26, 5,119.26 and 2,136.06

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Solution

The fourth proportional to 3,708.26, 5,119.26 and 2,136.06 is: 2,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.26 : 5,119.26 = 2,136.06 : x
  2. Step 2: Convert to fraction form
    3,708.26/5,119.26 = 2,136.06/x
  3. Step 3: Cross multiply
    3,708.26x = 5,119.26 × 2,136.06
  4. Step 4: Simplify right side
    3,708.26x = 10,935,046.52
  5. Step 5: Solve for x
    x = 10,935,046.52/3,708.26
  6. Step 6: Final answer
    x = 2,948.83

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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.