Home / 2,832.08-4,229.30-2,801.60

Finding the Fourth Proportional to 2,832.08, 4,229.30 and 2,801.60

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Solution

The fourth proportional to 2,832.08, 4,229.30 and 2,801.60 is: 4,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.08 : 4,229.30 = 2,801.60 : x
  2. Step 2: Convert to fraction form
    2,832.08/4,229.30 = 2,801.60/x
  3. Step 3: Cross multiply
    2,832.08x = 4,229.30 × 2,801.60
  4. Step 4: Simplify right side
    2,832.08x = 11,848,806.88
  5. Step 5: Solve for x
    x = 11,848,806.88/2,832.08
  6. Step 6: Final answer
    x = 4,183.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.