Home / 10,195.74-15,286.41-3,950.55

Finding the Fourth Proportional to 10,195.74, 15,286.41 and 3,950.55

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Solution

The fourth proportional to 10,195.74, 15,286.41 and 3,950.55 is: 5,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.74 : 15,286.41 = 3,950.55 : x
  2. Step 2: Convert to fraction form
    10,195.74/15,286.41 = 3,950.55/x
  3. Step 3: Cross multiply
    10,195.74x = 15,286.41 × 3,950.55
  4. Step 4: Simplify right side
    10,195.74x = 60,389,727.03
  5. Step 5: Solve for x
    x = 60,389,727.03/10,195.74
  6. Step 6: Final answer
    x = 5,923.04

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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.