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Finding the Fourth Proportional to 3,397.70, 5,096.94 and 1,206.68

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Solution

The fourth proportional to 3,397.70, 5,096.94 and 1,206.68 is: 1,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.70 : 5,096.94 = 1,206.68 : x
  2. Step 2: Convert to fraction form
    3,397.70/5,096.94 = 1,206.68/x
  3. Step 3: Cross multiply
    3,397.70x = 5,096.94 × 1,206.68
  4. Step 4: Simplify right side
    3,397.70x = 6,150,375.56
  5. Step 5: Solve for x
    x = 6,150,375.56/3,397.70
  6. Step 6: Final answer
    x = 1,810.16

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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.