Home / 4,195.44-6,287.69-1,727.78

Finding the Fourth Proportional to 4,195.44, 6,287.69 and 1,727.78

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Solution

The fourth proportional to 4,195.44, 6,287.69 and 1,727.78 is: 2,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.44 : 6,287.69 = 1,727.78 : x
  2. Step 2: Convert to fraction form
    4,195.44/6,287.69 = 1,727.78/x
  3. Step 3: Cross multiply
    4,195.44x = 6,287.69 × 1,727.78
  4. Step 4: Simplify right side
    4,195.44x = 10,863,717.91
  5. Step 5: Solve for x
    x = 10,863,717.91/4,195.44
  6. Step 6: Final answer
    x = 2,589.41

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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.