Home / 3,676.28-5,516.50-1,486.56

Finding the Fourth Proportional to 3,676.28, 5,516.50 and 1,486.56

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Solution

The fourth proportional to 3,676.28, 5,516.50 and 1,486.56 is: 2,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.28 : 5,516.50 = 1,486.56 : x
  2. Step 2: Convert to fraction form
    3,676.28/5,516.50 = 1,486.56/x
  3. Step 3: Cross multiply
    3,676.28x = 5,516.50 × 1,486.56
  4. Step 4: Simplify right side
    3,676.28x = 8,200,608.24
  5. Step 5: Solve for x
    x = 8,200,608.24/3,676.28
  6. Step 6: Final answer
    x = 2,230.68

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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.