Home / 3,652.80-5,481.32-1,544.28

Finding the Fourth Proportional to 3,652.80, 5,481.32 and 1,544.28

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Solution

The fourth proportional to 3,652.80, 5,481.32 and 1,544.28 is: 2,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.80 : 5,481.32 = 1,544.28 : x
  2. Step 2: Convert to fraction form
    3,652.80/5,481.32 = 1,544.28/x
  3. Step 3: Cross multiply
    3,652.80x = 5,481.32 × 1,544.28
  4. Step 4: Simplify right side
    3,652.80x = 8,464,692.85
  5. Step 5: Solve for x
    x = 8,464,692.85/3,652.80
  6. Step 6: Final answer
    x = 2,317.32

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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.