Home / 4,618.92-6,375.12-2,630.64

Finding the Fourth Proportional to 4,618.92, 6,375.12 and 2,630.64

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Solution

The fourth proportional to 4,618.92, 6,375.12 and 2,630.64 is: 3,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.92 : 6,375.12 = 2,630.64 : x
  2. Step 2: Convert to fraction form
    4,618.92/6,375.12 = 2,630.64/x
  3. Step 3: Cross multiply
    4,618.92x = 6,375.12 × 2,630.64
  4. Step 4: Simplify right side
    4,618.92x = 16,770,645.68
  5. Step 5: Solve for x
    x = 16,770,645.68/4,618.92
  6. Step 6: Final answer
    x = 3,630.86

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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.