Home / 3,538.44-4,881.71-2,209.83

Finding the Fourth Proportional to 3,538.44, 4,881.71 and 2,209.83

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Solution

The fourth proportional to 3,538.44, 4,881.71 and 2,209.83 is: 3,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.44 : 4,881.71 = 2,209.83 : x
  2. Step 2: Convert to fraction form
    3,538.44/4,881.71 = 2,209.83/x
  3. Step 3: Cross multiply
    3,538.44x = 4,881.71 × 2,209.83
  4. Step 4: Simplify right side
    3,538.44x = 10,787,738.16
  5. Step 5: Solve for x
    x = 10,787,738.16/3,538.44
  6. Step 6: Final answer
    x = 3,048.73

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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.