Home / 4,114.75-6,161.44-3,455.11

Finding the Fourth Proportional to 4,114.75, 6,161.44 and 3,455.11

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Solution

The fourth proportional to 4,114.75, 6,161.44 and 3,455.11 is: 5,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.75 : 6,161.44 = 3,455.11 : x
  2. Step 2: Convert to fraction form
    4,114.75/6,161.44 = 3,455.11/x
  3. Step 3: Cross multiply
    4,114.75x = 6,161.44 × 3,455.11
  4. Step 4: Simplify right side
    4,114.75x = 21,288,433.56
  5. Step 5: Solve for x
    x = 21,288,433.56/4,114.75
  6. Step 6: Final answer
    x = 5,173.69

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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.