Home / 3,699.52-5,551.32-2,879.44

Finding the Fourth Proportional to 3,699.52, 5,551.32 and 2,879.44

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Solution

The fourth proportional to 3,699.52, 5,551.32 and 2,879.44 is: 4,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.52 : 5,551.32 = 2,879.44 : x
  2. Step 2: Convert to fraction form
    3,699.52/5,551.32 = 2,879.44/x
  3. Step 3: Cross multiply
    3,699.52x = 5,551.32 × 2,879.44
  4. Step 4: Simplify right side
    3,699.52x = 15,984,692.86
  5. Step 5: Solve for x
    x = 15,984,692.86/3,699.52
  6. Step 6: Final answer
    x = 4,320.75

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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.