Home / 5,515.11-7,608.74-3,276.54

Finding the Fourth Proportional to 5,515.11, 7,608.74 and 3,276.54

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Solution

The fourth proportional to 5,515.11, 7,608.74 and 3,276.54 is: 4,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.11 : 7,608.74 = 3,276.54 : x
  2. Step 2: Convert to fraction form
    5,515.11/7,608.74 = 3,276.54/x
  3. Step 3: Cross multiply
    5,515.11x = 7,608.74 × 3,276.54
  4. Step 4: Simplify right side
    5,515.11x = 24,930,324.58
  5. Step 5: Solve for x
    x = 24,930,324.58/5,515.11
  6. Step 6: Final answer
    x = 4,520.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.