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Finding the Fourth Proportional to 11,735.57, 16,194.97 and 6,357.88

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Solution

The fourth proportional to 11,735.57, 16,194.97 and 6,357.88 is: 8,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.57 : 16,194.97 = 6,357.88 : x
  2. Step 2: Convert to fraction form
    11,735.57/16,194.97 = 6,357.88/x
  3. Step 3: Cross multiply
    11,735.57x = 16,194.97 × 6,357.88
  4. Step 4: Simplify right side
    11,735.57x = 102,965,671.51
  5. Step 5: Solve for x
    x = 102,965,671.51/11,735.57
  6. Step 6: Final answer
    x = 8,773.81

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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.