Home / 4,118.85-6,176.61-2,556.54

Finding the Fourth Proportional to 4,118.85, 6,176.61 and 2,556.54

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Solution

The fourth proportional to 4,118.85, 6,176.61 and 2,556.54 is: 3,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.85 : 6,176.61 = 2,556.54 : x
  2. Step 2: Convert to fraction form
    4,118.85/6,176.61 = 2,556.54/x
  3. Step 3: Cross multiply
    4,118.85x = 6,176.61 × 2,556.54
  4. Step 4: Simplify right side
    4,118.85x = 15,790,750.53
  5. Step 5: Solve for x
    x = 15,790,750.53/4,118.85
  6. Step 6: Final answer
    x = 3,833.78

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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.