Home / 6,866.91-10,296.69-2,185.65

Finding the Fourth Proportional to 6,866.91, 10,296.69 and 2,185.65

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Solution

The fourth proportional to 6,866.91, 10,296.69 and 2,185.65 is: 3,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.91 : 10,296.69 = 2,185.65 : x
  2. Step 2: Convert to fraction form
    6,866.91/10,296.69 = 2,185.65/x
  3. Step 3: Cross multiply
    6,866.91x = 10,296.69 × 2,185.65
  4. Step 4: Simplify right side
    6,866.91x = 22,504,952.30
  5. Step 5: Solve for x
    x = 22,504,952.30/6,866.91
  6. Step 6: Final answer
    x = 3,277.30

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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.