Home / 3,961.68-5,469.60-2,546

Finding the Fourth Proportional to 3,961.68, 5,469.60 and 2,546

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Solution

The fourth proportional to 3,961.68, 5,469.60 and 2,546 is: 3,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.68 : 5,469.60 = 2,546 : x
  2. Step 2: Convert to fraction form
    3,961.68/5,469.60 = 2,546/x
  3. Step 3: Cross multiply
    3,961.68x = 5,469.60 × 2,546
  4. Step 4: Simplify right side
    3,961.68x = 13,925,601.60
  5. Step 5: Solve for x
    x = 13,925,601.60/3,961.68
  6. Step 6: Final answer
    x = 3,515.07

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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.