Home / 8,224.69-12,338.25-2,380.54

Finding the Fourth Proportional to 8,224.69, 12,338.25 and 2,380.54

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Solution

The fourth proportional to 8,224.69, 12,338.25 and 2,380.54 is: 3,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.69 : 12,338.25 = 2,380.54 : x
  2. Step 2: Convert to fraction form
    8,224.69/12,338.25 = 2,380.54/x
  3. Step 3: Cross multiply
    8,224.69x = 12,338.25 × 2,380.54
  4. Step 4: Simplify right side
    8,224.69x = 29,371,697.66
  5. Step 5: Solve for x
    x = 29,371,697.66/8,224.69
  6. Step 6: Final answer
    x = 3,571.16

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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.