Home / 4,778.85-7,170.75-3,473.37

Finding the Fourth Proportional to 4,778.85, 7,170.75 and 3,473.37

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Solution

The fourth proportional to 4,778.85, 7,170.75 and 3,473.37 is: 5,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.85 : 7,170.75 = 3,473.37 : x
  2. Step 2: Convert to fraction form
    4,778.85/7,170.75 = 3,473.37/x
  3. Step 3: Cross multiply
    4,778.85x = 7,170.75 × 3,473.37
  4. Step 4: Simplify right side
    4,778.85x = 24,906,667.93
  5. Step 5: Solve for x
    x = 24,906,667.93/4,778.85
  6. Step 6: Final answer
    x = 5,211.85

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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.