Home / 10,869.84-16,306.92-6,192

Finding the Fourth Proportional to 10,869.84, 16,306.92 and 6,192

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Solution

The fourth proportional to 10,869.84, 16,306.92 and 6,192 is: 9,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.84 : 16,306.92 = 6,192 : x
  2. Step 2: Convert to fraction form
    10,869.84/16,306.92 = 6,192/x
  3. Step 3: Cross multiply
    10,869.84x = 16,306.92 × 6,192
  4. Step 4: Simplify right side
    10,869.84x = 100,972,448.64
  5. Step 5: Solve for x
    x = 100,972,448.64/10,869.84
  6. Step 6: Final answer
    x = 9,289.23

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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.