Home / 8,163.07-12,244.60-3,778.14

Finding the Fourth Proportional to 8,163.07, 12,244.60 and 3,778.14

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Solution

The fourth proportional to 8,163.07, 12,244.60 and 3,778.14 is: 5,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.07 : 12,244.60 = 3,778.14 : x
  2. Step 2: Convert to fraction form
    8,163.07/12,244.60 = 3,778.14/x
  3. Step 3: Cross multiply
    8,163.07x = 12,244.60 × 3,778.14
  4. Step 4: Simplify right side
    8,163.07x = 46,261,751.82
  5. Step 5: Solve for x
    x = 46,261,751.82/8,163.07
  6. Step 6: Final answer
    x = 5,667.20

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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.