Home / 3,091.10-4,609.07-2,747.66

Finding the Fourth Proportional to 3,091.10, 4,609.07 and 2,747.66

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Solution

The fourth proportional to 3,091.10, 4,609.07 and 2,747.66 is: 4,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.10 : 4,609.07 = 2,747.66 : x
  2. Step 2: Convert to fraction form
    3,091.10/4,609.07 = 2,747.66/x
  3. Step 3: Cross multiply
    3,091.10x = 4,609.07 × 2,747.66
  4. Step 4: Simplify right side
    3,091.10x = 12,664,134.23
  5. Step 5: Solve for x
    x = 12,664,134.23/3,091.10
  6. Step 6: Final answer
    x = 4,096.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.