Home / 7,448.20-11,173.84-2,183.39

Finding the Fourth Proportional to 7,448.20, 11,173.84 and 2,183.39

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Solution

The fourth proportional to 7,448.20, 11,173.84 and 2,183.39 is: 3,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.20 : 11,173.84 = 2,183.39 : x
  2. Step 2: Convert to fraction form
    7,448.20/11,173.84 = 2,183.39/x
  3. Step 3: Cross multiply
    7,448.20x = 11,173.84 × 2,183.39
  4. Step 4: Simplify right side
    7,448.20x = 24,396,850.52
  5. Step 5: Solve for x
    x = 24,396,850.52/7,448.20
  6. Step 6: Final answer
    x = 3,275.54

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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.