Home / 6,717.11-9,263.42-4,198.42

Finding the Fourth Proportional to 6,717.11, 9,263.42 and 4,198.42

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Solution

The fourth proportional to 6,717.11, 9,263.42 and 4,198.42 is: 5,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.11 : 9,263.42 = 4,198.42 : x
  2. Step 2: Convert to fraction form
    6,717.11/9,263.42 = 4,198.42/x
  3. Step 3: Cross multiply
    6,717.11x = 9,263.42 × 4,198.42
  4. Step 4: Simplify right side
    6,717.11x = 38,891,683.65
  5. Step 5: Solve for x
    x = 38,891,683.65/6,717.11
  6. Step 6: Final answer
    x = 5,789.94

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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.