Home / 3,975.99-5,960.58-2,511.90

Finding the Fourth Proportional to 3,975.99, 5,960.58 and 2,511.90

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Solution

The fourth proportional to 3,975.99, 5,960.58 and 2,511.90 is: 3,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.99 : 5,960.58 = 2,511.90 : x
  2. Step 2: Convert to fraction form
    3,975.99/5,960.58 = 2,511.90/x
  3. Step 3: Cross multiply
    3,975.99x = 5,960.58 × 2,511.90
  4. Step 4: Simplify right side
    3,975.99x = 14,972,380.90
  5. Step 5: Solve for x
    x = 14,972,380.90/3,975.99
  6. Step 6: Final answer
    x = 3,765.70

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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.