Home / 4,091.92-6,142.88-2,700.88

Finding the Fourth Proportional to 4,091.92, 6,142.88 and 2,700.88

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Solution

The fourth proportional to 4,091.92, 6,142.88 and 2,700.88 is: 4,054.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.92 : 6,142.88 = 2,700.88 : x
  2. Step 2: Convert to fraction form
    4,091.92/6,142.88 = 2,700.88/x
  3. Step 3: Cross multiply
    4,091.92x = 6,142.88 × 2,700.88
  4. Step 4: Simplify right side
    4,091.92x = 16,591,181.73
  5. Step 5: Solve for x
    x = 16,591,181.73/4,091.92
  6. Step 6: Final answer
    x = 4,054.62

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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.