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Finding the Fourth Proportional to 6,956.89, 9,600.54 and 3,770.19

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Solution

The fourth proportional to 6,956.89, 9,600.54 and 3,770.19 is: 5,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,956.89 : 9,600.54 = 3,770.19 : x
  2. Step 2: Convert to fraction form
    6,956.89/9,600.54 = 3,770.19/x
  3. Step 3: Cross multiply
    6,956.89x = 9,600.54 × 3,770.19
  4. Step 4: Simplify right side
    6,956.89x = 36,195,841.05
  5. Step 5: Solve for x
    x = 36,195,841.05/6,956.89
  6. Step 6: Final answer
    x = 5,202.88

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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.