Home / 5,515.25-8,273.01-2,183.36

Finding the Fourth Proportional to 5,515.25, 8,273.01 and 2,183.36

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Solution

The fourth proportional to 5,515.25, 8,273.01 and 2,183.36 is: 3,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.25 : 8,273.01 = 2,183.36 : x
  2. Step 2: Convert to fraction form
    5,515.25/8,273.01 = 2,183.36/x
  3. Step 3: Cross multiply
    5,515.25x = 8,273.01 × 2,183.36
  4. Step 4: Simplify right side
    5,515.25x = 18,062,959.11
  5. Step 5: Solve for x
    x = 18,062,959.11/5,515.25
  6. Step 6: Final answer
    x = 3,275.09

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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.