Home / 5,027.75-7,540.58-1,906.68

Finding the Fourth Proportional to 5,027.75, 7,540.58 and 1,906.68

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Solution

The fourth proportional to 5,027.75, 7,540.58 and 1,906.68 is: 2,859.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.75 : 7,540.58 = 1,906.68 : x
  2. Step 2: Convert to fraction form
    5,027.75/7,540.58 = 1,906.68/x
  3. Step 3: Cross multiply
    5,027.75x = 7,540.58 × 1,906.68
  4. Step 4: Simplify right side
    5,027.75x = 14,377,473.07
  5. Step 5: Solve for x
    x = 14,377,473.07/5,027.75
  6. Step 6: Final answer
    x = 2,859.62

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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.