Home / 5,551.85-7,661.48-3,194.03

Finding the Fourth Proportional to 5,551.85, 7,661.48 and 3,194.03

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Solution

The fourth proportional to 5,551.85, 7,661.48 and 3,194.03 is: 4,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.85 : 7,661.48 = 3,194.03 : x
  2. Step 2: Convert to fraction form
    5,551.85/7,661.48 = 3,194.03/x
  3. Step 3: Cross multiply
    5,551.85x = 7,661.48 × 3,194.03
  4. Step 4: Simplify right side
    5,551.85x = 24,470,942.69
  5. Step 5: Solve for x
    x = 24,470,942.69/5,551.85
  6. Step 6: Final answer
    x = 4,407.71

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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.