Home / 5,183.22-7,152.49-2,914.90

Finding the Fourth Proportional to 5,183.22, 7,152.49 and 2,914.90

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Solution

The fourth proportional to 5,183.22, 7,152.49 and 2,914.90 is: 4,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.22 : 7,152.49 = 2,914.90 : x
  2. Step 2: Convert to fraction form
    5,183.22/7,152.49 = 2,914.90/x
  3. Step 3: Cross multiply
    5,183.22x = 7,152.49 × 2,914.90
  4. Step 4: Simplify right side
    5,183.22x = 20,848,819.10
  5. Step 5: Solve for x
    x = 20,848,819.10/5,183.22
  6. Step 6: Final answer
    x = 4,022.37

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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.