Home / 3,591.11-5,385.24-1,512.11

Finding the Fourth Proportional to 3,591.11, 5,385.24 and 1,512.11

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Solution

The fourth proportional to 3,591.11, 5,385.24 and 1,512.11 is: 2,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.11 : 5,385.24 = 1,512.11 : x
  2. Step 2: Convert to fraction form
    3,591.11/5,385.24 = 1,512.11/x
  3. Step 3: Cross multiply
    3,591.11x = 5,385.24 × 1,512.11
  4. Step 4: Simplify right side
    3,591.11x = 8,143,075.26
  5. Step 5: Solve for x
    x = 8,143,075.26/3,591.11
  6. Step 6: Final answer
    x = 2,267.56

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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.