Home / 4,144.87-6,215.48-1,679.03

Finding the Fourth Proportional to 4,144.87, 6,215.48 and 1,679.03

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Solution

The fourth proportional to 4,144.87, 6,215.48 and 1,679.03 is: 2,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.87 : 6,215.48 = 1,679.03 : x
  2. Step 2: Convert to fraction form
    4,144.87/6,215.48 = 1,679.03/x
  3. Step 3: Cross multiply
    4,144.87x = 6,215.48 × 1,679.03
  4. Step 4: Simplify right side
    4,144.87x = 10,435,937.91
  5. Step 5: Solve for x
    x = 10,435,937.91/4,144.87
  6. Step 6: Final answer
    x = 2,517.80

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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.