Home / 11,803.72-16,286.66-6,767.54

Finding the Fourth Proportional to 11,803.72, 16,286.66 and 6,767.54

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Solution

The fourth proportional to 11,803.72, 16,286.66 and 6,767.54 is: 9,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.72 : 16,286.66 = 6,767.54 : x
  2. Step 2: Convert to fraction form
    11,803.72/16,286.66 = 6,767.54/x
  3. Step 3: Cross multiply
    11,803.72x = 16,286.66 × 6,767.54
  4. Step 4: Simplify right side
    11,803.72x = 110,220,623.02
  5. Step 5: Solve for x
    x = 110,220,623.02/11,803.72
  6. Step 6: Final answer
    x = 9,337.79

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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.