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Finding the Fourth Proportional to 11,662.59, 16,093.89 and 6,357.29

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Solution

The fourth proportional to 11,662.59, 16,093.89 and 6,357.29 is: 8,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.59 : 16,093.89 = 6,357.29 : x
  2. Step 2: Convert to fraction form
    11,662.59/16,093.89 = 6,357.29/x
  3. Step 3: Cross multiply
    11,662.59x = 16,093.89 × 6,357.29
  4. Step 4: Simplify right side
    11,662.59x = 102,313,525.96
  5. Step 5: Solve for x
    x = 102,313,525.96/11,662.59
  6. Step 6: Final answer
    x = 8,772.80

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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.