Home / 5,190.62-7,163.07-3,094.70

Finding the Fourth Proportional to 5,190.62, 7,163.07 and 3,094.70

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Solution

The fourth proportional to 5,190.62, 7,163.07 and 3,094.70 is: 4,270.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.62 : 7,163.07 = 3,094.70 : x
  2. Step 2: Convert to fraction form
    5,190.62/7,163.07 = 3,094.70/x
  3. Step 3: Cross multiply
    5,190.62x = 7,163.07 × 3,094.70
  4. Step 4: Simplify right side
    5,190.62x = 22,167,552.73
  5. Step 5: Solve for x
    x = 22,167,552.73/5,190.62
  6. Step 6: Final answer
    x = 4,270.69

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Half scale
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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.