Home / 7,676.10-11,514.42-2,481.84

Finding the Fourth Proportional to 7,676.10, 11,514.42 and 2,481.84

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Solution

The fourth proportional to 7,676.10, 11,514.42 and 2,481.84 is: 3,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.10 : 11,514.42 = 2,481.84 : x
  2. Step 2: Convert to fraction form
    7,676.10/11,514.42 = 2,481.84/x
  3. Step 3: Cross multiply
    7,676.10x = 11,514.42 × 2,481.84
  4. Step 4: Simplify right side
    7,676.10x = 28,576,948.13
  5. Step 5: Solve for x
    x = 28,576,948.13/7,676.10
  6. Step 6: Final answer
    x = 3,722.85

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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.