Home / 3,536.26-5,304.45-939.13

Finding the Fourth Proportional to 3,536.26, 5,304.45 and 939.13

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Solution

The fourth proportional to 3,536.26, 5,304.45 and 939.13 is: 1,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.26 : 5,304.45 = 939.13 : x
  2. Step 2: Convert to fraction form
    3,536.26/5,304.45 = 939.13/x
  3. Step 3: Cross multiply
    3,536.26x = 5,304.45 × 939.13
  4. Step 4: Simplify right side
    3,536.26x = 4,981,568.13
  5. Step 5: Solve for x
    x = 4,981,568.13/3,536.26
  6. Step 6: Final answer
    x = 1,408.71

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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.