Home / 6,122.26-8,448.09-3,469.90

Finding the Fourth Proportional to 6,122.26, 8,448.09 and 3,469.90

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Solution

The fourth proportional to 6,122.26, 8,448.09 and 3,469.90 is: 4,788.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.26 : 8,448.09 = 3,469.90 : x
  2. Step 2: Convert to fraction form
    6,122.26/8,448.09 = 3,469.90/x
  3. Step 3: Cross multiply
    6,122.26x = 8,448.09 × 3,469.90
  4. Step 4: Simplify right side
    6,122.26x = 29,314,027.49
  5. Step 5: Solve for x
    x = 29,314,027.49/6,122.26
  6. Step 6: Final answer
    x = 4,788.11

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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.