Home / 3,984.45-5,983.35-2,997.26

Finding the Fourth Proportional to 3,984.45, 5,983.35 and 2,997.26

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Solution

The fourth proportional to 3,984.45, 5,983.35 and 2,997.26 is: 4,500.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.45 : 5,983.35 = 2,997.26 : x
  2. Step 2: Convert to fraction form
    3,984.45/5,983.35 = 2,997.26/x
  3. Step 3: Cross multiply
    3,984.45x = 5,983.35 × 2,997.26
  4. Step 4: Simplify right side
    3,984.45x = 17,933,655.62
  5. Step 5: Solve for x
    x = 17,933,655.62/3,984.45
  6. Step 6: Final answer
    x = 4,500.91

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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.