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Finding the Fourth Proportional to 6,373.54, 8,796.03 and 3,721.80

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Solution

The fourth proportional to 6,373.54, 8,796.03 and 3,721.80 is: 5,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.54 : 8,796.03 = 3,721.80 : x
  2. Step 2: Convert to fraction form
    6,373.54/8,796.03 = 3,721.80/x
  3. Step 3: Cross multiply
    6,373.54x = 8,796.03 × 3,721.80
  4. Step 4: Simplify right side
    6,373.54x = 32,737,064.45
  5. Step 5: Solve for x
    x = 32,737,064.45/6,373.54
  6. Step 6: Final answer
    x = 5,136.40

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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.