Home / 3,208.60-4,843.69-3,176.20

Finding the Fourth Proportional to 3,208.60, 4,843.69 and 3,176.20

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Solution

The fourth proportional to 3,208.60, 4,843.69 and 3,176.20 is: 4,794.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.60 : 4,843.69 = 3,176.20 : x
  2. Step 2: Convert to fraction form
    3,208.60/4,843.69 = 3,176.20/x
  3. Step 3: Cross multiply
    3,208.60x = 4,843.69 × 3,176.20
  4. Step 4: Simplify right side
    3,208.60x = 15,384,528.18
  5. Step 5: Solve for x
    x = 15,384,528.18/3,208.60
  6. Step 6: Final answer
    x = 4,794.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.