Home / 11,942.22-16,479.05-6,906.05

Finding the Fourth Proportional to 11,942.22, 16,479.05 and 6,906.05

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Solution

The fourth proportional to 11,942.22, 16,479.05 and 6,906.05 is: 9,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.22 : 16,479.05 = 6,906.05 : x
  2. Step 2: Convert to fraction form
    11,942.22/16,479.05 = 6,906.05/x
  3. Step 3: Cross multiply
    11,942.22x = 16,479.05 × 6,906.05
  4. Step 4: Simplify right side
    11,942.22x = 113,805,026.33
  5. Step 5: Solve for x
    x = 113,805,026.33/11,942.22
  6. Step 6: Final answer
    x = 9,529.64

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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.