Home / 7,668.68-11,507.49-3,226.03

Finding the Fourth Proportional to 7,668.68, 11,507.49 and 3,226.03

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Solution

The fourth proportional to 7,668.68, 11,507.49 and 3,226.03 is: 4,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.68 : 11,507.49 = 3,226.03 : x
  2. Step 2: Convert to fraction form
    7,668.68/11,507.49 = 3,226.03/x
  3. Step 3: Cross multiply
    7,668.68x = 11,507.49 × 3,226.03
  4. Step 4: Simplify right side
    7,668.68x = 37,123,434.30
  5. Step 5: Solve for x
    x = 37,123,434.30/7,668.68
  6. Step 6: Final answer
    x = 4,840.92

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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.