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Finding the Fourth Proportional to 5,998.96, 8,272.06 and 4,086.01

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Solution

The fourth proportional to 5,998.96, 8,272.06 and 4,086.01 is: 5,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,998.96 : 8,272.06 = 4,086.01 : x
  2. Step 2: Convert to fraction form
    5,998.96/8,272.06 = 4,086.01/x
  3. Step 3: Cross multiply
    5,998.96x = 8,272.06 × 4,086.01
  4. Step 4: Simplify right side
    5,998.96x = 33,799,719.88
  5. Step 5: Solve for x
    x = 33,799,719.88/5,998.96
  6. Step 6: Final answer
    x = 5,634.26

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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.