Home / 5,189.62-7,161.69-3,093.70

Finding the Fourth Proportional to 5,189.62, 7,161.69 and 3,093.70

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Solution

The fourth proportional to 5,189.62, 7,161.69 and 3,093.70 is: 4,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.62 : 7,161.69 = 3,093.70 : x
  2. Step 2: Convert to fraction form
    5,189.62/7,161.69 = 3,093.70/x
  3. Step 3: Cross multiply
    5,189.62x = 7,161.69 × 3,093.70
  4. Step 4: Simplify right side
    5,189.62x = 22,156,120.35
  5. Step 5: Solve for x
    x = 22,156,120.35/5,189.62
  6. Step 6: Final answer
    x = 4,269.31

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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.