Home / 7,786.24-11,679.23-3,623.92

Finding the Fourth Proportional to 7,786.24, 11,679.23 and 3,623.92

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Solution

The fourth proportional to 7,786.24, 11,679.23 and 3,623.92 is: 5,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.24 : 11,679.23 = 3,623.92 : x
  2. Step 2: Convert to fraction form
    7,786.24/11,679.23 = 3,623.92/x
  3. Step 3: Cross multiply
    7,786.24x = 11,679.23 × 3,623.92
  4. Step 4: Simplify right side
    7,786.24x = 42,324,595.18
  5. Step 5: Solve for x
    x = 42,324,595.18/7,786.24
  6. Step 6: Final answer
    x = 5,435.82

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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.