Home / 11,622.43-16,040.34-6,906.73

Finding the Fourth Proportional to 11,622.43, 16,040.34 and 6,906.73

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Solution

The fourth proportional to 11,622.43, 16,040.34 and 6,906.73 is: 9,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.43 : 16,040.34 = 6,906.73 : x
  2. Step 2: Convert to fraction form
    11,622.43/16,040.34 = 6,906.73/x
  3. Step 3: Cross multiply
    11,622.43x = 16,040.34 × 6,906.73
  4. Step 4: Simplify right side
    11,622.43x = 110,786,297.49
  5. Step 5: Solve for x
    x = 110,786,297.49/11,622.43
  6. Step 6: Final answer
    x = 9,532.11

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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.