Home / 6,845.92-10,261.78-3,330.72

Finding the Fourth Proportional to 6,845.92, 10,261.78 and 3,330.72

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Solution

The fourth proportional to 6,845.92, 10,261.78 and 3,330.72 is: 4,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.92 : 10,261.78 = 3,330.72 : x
  2. Step 2: Convert to fraction form
    6,845.92/10,261.78 = 3,330.72/x
  3. Step 3: Cross multiply
    6,845.92x = 10,261.78 × 3,330.72
  4. Step 4: Simplify right side
    6,845.92x = 34,179,115.88
  5. Step 5: Solve for x
    x = 34,179,115.88/6,845.92
  6. Step 6: Final answer
    x = 4,992.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.