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Finding the Fourth Proportional to 3,404.92, 5,107.38 and 1,096.76

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Solution

The fourth proportional to 3,404.92, 5,107.38 and 1,096.76 is: 1,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.92 : 5,107.38 = 1,096.76 : x
  2. Step 2: Convert to fraction form
    3,404.92/5,107.38 = 1,096.76/x
  3. Step 3: Cross multiply
    3,404.92x = 5,107.38 × 1,096.76
  4. Step 4: Simplify right side
    3,404.92x = 5,601,570.09
  5. Step 5: Solve for x
    x = 5,601,570.09/3,404.92
  6. Step 6: Final answer
    x = 1,645.14

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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.