Home / 8,518.05-12,774.24-4,132.71

Finding the Fourth Proportional to 8,518.05, 12,774.24 and 4,132.71

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Solution

The fourth proportional to 8,518.05, 12,774.24 and 4,132.71 is: 6,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518.05 : 12,774.24 = 4,132.71 : x
  2. Step 2: Convert to fraction form
    8,518.05/12,774.24 = 4,132.71/x
  3. Step 3: Cross multiply
    8,518.05x = 12,774.24 × 4,132.71
  4. Step 4: Simplify right side
    8,518.05x = 52,792,229.39
  5. Step 5: Solve for x
    x = 52,792,229.39/8,518.05
  6. Step 6: Final answer
    x = 6,197.69

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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.