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Finding the Fourth Proportional to 5,753.62, 8,638.35 and 4,584.34

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Solution

The fourth proportional to 5,753.62, 8,638.35 and 4,584.34 is: 6,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.62 : 8,638.35 = 4,584.34 : x
  2. Step 2: Convert to fraction form
    5,753.62/8,638.35 = 4,584.34/x
  3. Step 3: Cross multiply
    5,753.62x = 8,638.35 × 4,584.34
  4. Step 4: Simplify right side
    5,753.62x = 39,601,133.44
  5. Step 5: Solve for x
    x = 39,601,133.44/5,753.62
  6. Step 6: Final answer
    x = 6,882.82

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1.5x scale

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.