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Finding the Fourth Proportional to 5,958.34, 8,223.09 and 4,961.86

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Solution

The fourth proportional to 5,958.34, 8,223.09 and 4,961.86 is: 6,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.34 : 8,223.09 = 4,961.86 : x
  2. Step 2: Convert to fraction form
    5,958.34/8,223.09 = 4,961.86/x
  3. Step 3: Cross multiply
    5,958.34x = 8,223.09 × 4,961.86
  4. Step 4: Simplify right side
    5,958.34x = 40,801,821.35
  5. Step 5: Solve for x
    x = 40,801,821.35/5,958.34
  6. Step 6: Final answer
    x = 6,847.85

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1.5x scale

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.