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Finding the Fourth Proportional to 11,662.22, 16,093.86 and 6,357.08

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Solution

The fourth proportional to 11,662.22, 16,093.86 and 6,357.08 is: 8,772.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.22 : 16,093.86 = 6,357.08 : x
  2. Step 2: Convert to fraction form
    11,662.22/16,093.86 = 6,357.08/x
  3. Step 3: Cross multiply
    11,662.22x = 16,093.86 × 6,357.08
  4. Step 4: Simplify right side
    11,662.22x = 102,309,875.06
  5. Step 5: Solve for x
    x = 102,309,875.06/11,662.22
  6. Step 6: Final answer
    x = 8,772.76

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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.