Home / 8,163.34-11,262.17-5,329.81

Finding the Fourth Proportional to 8,163.34, 11,262.17 and 5,329.81

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Solution

The fourth proportional to 8,163.34, 11,262.17 and 5,329.81 is: 7,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.34 : 11,262.17 = 5,329.81 : x
  2. Step 2: Convert to fraction form
    8,163.34/11,262.17 = 5,329.81/x
  3. Step 3: Cross multiply
    8,163.34x = 11,262.17 × 5,329.81
  4. Step 4: Simplify right side
    8,163.34x = 60,025,169.98
  5. Step 5: Solve for x
    x = 60,025,169.98/8,163.34
  6. Step 6: Final answer
    x = 7,353.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.