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Finding the Fourth Proportional to 6,793.98, 10,190.88 and 1,863.62

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Solution

The fourth proportional to 6,793.98, 10,190.88 and 1,863.62 is: 2,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.98 : 10,190.88 = 1,863.62 : x
  2. Step 2: Convert to fraction form
    6,793.98/10,190.88 = 1,863.62/x
  3. Step 3: Cross multiply
    6,793.98x = 10,190.88 × 1,863.62
  4. Step 4: Simplify right side
    6,793.98x = 18,991,876.83
  5. Step 5: Solve for x
    x = 18,991,876.83/6,793.98
  6. Step 6: Final answer
    x = 2,795.40

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1.5x scale

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.