Home / 4,660.38-6,990.56-3,195.09

Finding the Fourth Proportional to 4,660.38, 6,990.56 and 3,195.09

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Solution

The fourth proportional to 4,660.38, 6,990.56 and 3,195.09 is: 4,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.38 : 6,990.56 = 3,195.09 : x
  2. Step 2: Convert to fraction form
    4,660.38/6,990.56 = 3,195.09/x
  3. Step 3: Cross multiply
    4,660.38x = 6,990.56 × 3,195.09
  4. Step 4: Simplify right side
    4,660.38x = 22,335,468.35
  5. Step 5: Solve for x
    x = 22,335,468.35/4,660.38
  6. Step 6: Final answer
    x = 4,792.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.