Home / 8,132.22-12,163.16-4,792.55

Finding the Fourth Proportional to 8,132.22, 12,163.16 and 4,792.55

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Solution

The fourth proportional to 8,132.22, 12,163.16 and 4,792.55 is: 7,168.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.22 : 12,163.16 = 4,792.55 : x
  2. Step 2: Convert to fraction form
    8,132.22/12,163.16 = 4,792.55/x
  3. Step 3: Cross multiply
    8,132.22x = 12,163.16 × 4,792.55
  4. Step 4: Simplify right side
    8,132.22x = 58,292,503.62
  5. Step 5: Solve for x
    x = 58,292,503.62/8,132.22
  6. Step 6: Final answer
    x = 7,168.09

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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.