Home / 8,001.72-11,997.84-2,734.83

Finding the Fourth Proportional to 8,001.72, 11,997.84 and 2,734.83

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Solution

The fourth proportional to 8,001.72, 11,997.84 and 2,734.83 is: 4,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001.72 : 11,997.84 = 2,734.83 : x
  2. Step 2: Convert to fraction form
    8,001.72/11,997.84 = 2,734.83/x
  3. Step 3: Cross multiply
    8,001.72x = 11,997.84 × 2,734.83
  4. Step 4: Simplify right side
    8,001.72x = 32,812,052.77
  5. Step 5: Solve for x
    x = 32,812,052.77/8,001.72
  6. Step 6: Final answer
    x = 4,100.62

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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.