Home / 11,998.06-17,997.10-3,678.04

Finding the Fourth Proportional to 11,998.06, 17,997.10 and 3,678.04

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Solution

The fourth proportional to 11,998.06, 17,997.10 and 3,678.04 is: 5,517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.06 : 17,997.10 = 3,678.04 : x
  2. Step 2: Convert to fraction form
    11,998.06/17,997.10 = 3,678.04/x
  3. Step 3: Cross multiply
    11,998.06x = 17,997.10 × 3,678.04
  4. Step 4: Simplify right side
    11,998.06x = 66,194,053.68
  5. Step 5: Solve for x
    x = 66,194,053.68/11,998.06
  6. Step 6: Final answer
    x = 5,517.06

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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.