Home / 8,007.13-12,010.97-2,163.79

Finding the Fourth Proportional to 8,007.13, 12,010.97 and 2,163.79

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Solution

The fourth proportional to 8,007.13, 12,010.97 and 2,163.79 is: 3,245.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.13 : 12,010.97 = 2,163.79 : x
  2. Step 2: Convert to fraction form
    8,007.13/12,010.97 = 2,163.79/x
  3. Step 3: Cross multiply
    8,007.13x = 12,010.97 × 2,163.79
  4. Step 4: Simplify right side
    8,007.13x = 25,989,216.78
  5. Step 5: Solve for x
    x = 25,989,216.78/8,007.13
  6. Step 6: Final answer
    x = 3,245.76

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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.