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Finding the Fourth Proportional to 11,735.52, 17,605.92 and 3,944.12

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Solution

The fourth proportional to 11,735.52, 17,605.92 and 3,944.12 is: 5,917.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.52 : 17,605.92 = 3,944.12 : x
  2. Step 2: Convert to fraction form
    11,735.52/17,605.92 = 3,944.12/x
  3. Step 3: Cross multiply
    11,735.52x = 17,605.92 × 3,944.12
  4. Step 4: Simplify right side
    11,735.52x = 69,439,861.19
  5. Step 5: Solve for x
    x = 69,439,861.19/11,735.52
  6. Step 6: Final answer
    x = 5,917.07

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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.