Home / 5,183.97-7,152.59-3,166.86

Finding the Fourth Proportional to 5,183.97, 7,152.59 and 3,166.86

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Solution

The fourth proportional to 5,183.97, 7,152.59 and 3,166.86 is: 4,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.97 : 7,152.59 = 3,166.86 : x
  2. Step 2: Convert to fraction form
    5,183.97/7,152.59 = 3,166.86/x
  3. Step 3: Cross multiply
    5,183.97x = 7,152.59 × 3,166.86
  4. Step 4: Simplify right side
    5,183.97x = 22,651,251.17
  5. Step 5: Solve for x
    x = 22,651,251.17/5,183.97
  6. Step 6: Final answer
    x = 4,369.48

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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.