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Finding the Fourth Proportional to 6,201, 8,553.14 and 3,961.89

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Solution

The fourth proportional to 6,201, 8,553.14 and 3,961.89 is: 5,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201 : 8,553.14 = 3,961.89 : x
  2. Step 2: Convert to fraction form
    6,201/8,553.14 = 3,961.89/x
  3. Step 3: Cross multiply
    6,201x = 8,553.14 × 3,961.89
  4. Step 4: Simplify right side
    6,201x = 33,886,599.83
  5. Step 5: Solve for x
    x = 33,886,599.83/6,201
  6. Step 6: Final answer
    x = 5,464.70

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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.