Home / 11,997.60-17,992.36-4,204.56

Finding the Fourth Proportional to 11,997.60, 17,992.36 and 4,204.56

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Solution

The fourth proportional to 11,997.60, 17,992.36 and 4,204.56 is: 6,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997.60 : 17,992.36 = 4,204.56 : x
  2. Step 2: Convert to fraction form
    11,997.60/17,992.36 = 4,204.56/x
  3. Step 3: Cross multiply
    11,997.60x = 17,992.36 × 4,204.56
  4. Step 4: Simplify right side
    11,997.60x = 75,649,957.16
  5. Step 5: Solve for x
    x = 75,649,957.16/11,997.60
  6. Step 6: Final answer
    x = 6,305.42

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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.