Home / 5,499.14-8,247.46-3,278.60

Finding the Fourth Proportional to 5,499.14, 8,247.46 and 3,278.60

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Solution

The fourth proportional to 5,499.14, 8,247.46 and 3,278.60 is: 4,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.14 : 8,247.46 = 3,278.60 : x
  2. Step 2: Convert to fraction form
    5,499.14/8,247.46 = 3,278.60/x
  3. Step 3: Cross multiply
    5,499.14x = 8,247.46 × 3,278.60
  4. Step 4: Simplify right side
    5,499.14x = 27,040,134.78
  5. Step 5: Solve for x
    x = 27,040,134.78/5,499.14
  6. Step 6: Final answer
    x = 4,917.15

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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.