Home / 11,995.05-17,992.55-3,674.96

Finding the Fourth Proportional to 11,995.05, 17,992.55 and 3,674.96

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Solution

The fourth proportional to 11,995.05, 17,992.55 and 3,674.96 is: 5,512.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.05 : 17,992.55 = 3,674.96 : x
  2. Step 2: Convert to fraction form
    11,995.05/17,992.55 = 3,674.96/x
  3. Step 3: Cross multiply
    11,995.05x = 17,992.55 × 3,674.96
  4. Step 4: Simplify right side
    11,995.05x = 66,121,793.21
  5. Step 5: Solve for x
    x = 66,121,793.21/11,995.05
  6. Step 6: Final answer
    x = 5,512.42

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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.