Home / 5,144.88-7,098.84-3,049.68

Finding the Fourth Proportional to 5,144.88, 7,098.84 and 3,049.68

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Solution

The fourth proportional to 5,144.88, 7,098.84 and 3,049.68 is: 4,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.88 : 7,098.84 = 3,049.68 : x
  2. Step 2: Convert to fraction form
    5,144.88/7,098.84 = 3,049.68/x
  3. Step 3: Cross multiply
    5,144.88x = 7,098.84 × 3,049.68
  4. Step 4: Simplify right side
    5,144.88x = 21,649,190.37
  5. Step 5: Solve for x
    x = 21,649,190.37/5,144.88
  6. Step 6: Final answer
    x = 4,207.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.