Home / 2,676.44-4,013.19-827.05

Finding the Fourth Proportional to 2,676.44, 4,013.19 and 827.05

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Solution

The fourth proportional to 2,676.44, 4,013.19 and 827.05 is: 1,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.44 : 4,013.19 = 827.05 : x
  2. Step 2: Convert to fraction form
    2,676.44/4,013.19 = 827.05/x
  3. Step 3: Cross multiply
    2,676.44x = 4,013.19 × 827.05
  4. Step 4: Simplify right side
    2,676.44x = 3,319,098.76
  5. Step 5: Solve for x
    x = 3,319,098.76/2,676.44
  6. Step 6: Final answer
    x = 1,240.12

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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.