Home / 3,679.78-5,523.32-2,994.52

Finding the Fourth Proportional to 3,679.78, 5,523.32 and 2,994.52

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Solution

The fourth proportional to 3,679.78, 5,523.32 and 2,994.52 is: 4,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.78 : 5,523.32 = 2,994.52 : x
  2. Step 2: Convert to fraction form
    3,679.78/5,523.32 = 2,994.52/x
  3. Step 3: Cross multiply
    3,679.78x = 5,523.32 × 2,994.52
  4. Step 4: Simplify right side
    3,679.78x = 16,539,692.21
  5. Step 5: Solve for x
    x = 16,539,692.21/3,679.78
  6. Step 6: Final answer
    x = 4,494.75

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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.