Home / 4,469.56-6,705.82-3,219.14

Finding the Fourth Proportional to 4,469.56, 6,705.82 and 3,219.14

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Solution

The fourth proportional to 4,469.56, 6,705.82 and 3,219.14 is: 4,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.56 : 6,705.82 = 3,219.14 : x
  2. Step 2: Convert to fraction form
    4,469.56/6,705.82 = 3,219.14/x
  3. Step 3: Cross multiply
    4,469.56x = 6,705.82 × 3,219.14
  4. Step 4: Simplify right side
    4,469.56x = 21,586,973.39
  5. Step 5: Solve for x
    x = 21,586,973.39/4,469.56
  6. Step 6: Final answer
    x = 4,829.78

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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.