Home / 3,997.62-5,981.85-2,354.94

Finding the Fourth Proportional to 3,997.62, 5,981.85 and 2,354.94

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Solution

The fourth proportional to 3,997.62, 5,981.85 and 2,354.94 is: 3,523.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.62 : 5,981.85 = 2,354.94 : x
  2. Step 2: Convert to fraction form
    3,997.62/5,981.85 = 2,354.94/x
  3. Step 3: Cross multiply
    3,997.62x = 5,981.85 × 2,354.94
  4. Step 4: Simplify right side
    3,997.62x = 14,086,897.84
  5. Step 5: Solve for x
    x = 14,086,897.84/3,997.62
  6. Step 6: Final answer
    x = 3,523.82

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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.