Home / 3,783.46-5,667.78-2,480.98

Finding the Fourth Proportional to 3,783.46, 5,667.78 and 2,480.98

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Solution

The fourth proportional to 3,783.46, 5,667.78 and 2,480.98 is: 3,716.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.46 : 5,667.78 = 2,480.98 : x
  2. Step 2: Convert to fraction form
    3,783.46/5,667.78 = 2,480.98/x
  3. Step 3: Cross multiply
    3,783.46x = 5,667.78 × 2,480.98
  4. Step 4: Simplify right side
    3,783.46x = 14,061,648.82
  5. Step 5: Solve for x
    x = 14,061,648.82/3,783.46
  6. Step 6: Final answer
    x = 3,716.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.