Home / 10,926.99-16,392.92-3,136.41

Finding the Fourth Proportional to 10,926.99, 16,392.92 and 3,136.41

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Solution

The fourth proportional to 10,926.99, 16,392.92 and 3,136.41 is: 4,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.99 : 16,392.92 = 3,136.41 : x
  2. Step 2: Convert to fraction form
    10,926.99/16,392.92 = 3,136.41/x
  3. Step 3: Cross multiply
    10,926.99x = 16,392.92 × 3,136.41
  4. Step 4: Simplify right side
    10,926.99x = 51,414,902.54
  5. Step 5: Solve for x
    x = 51,414,902.54/10,926.99
  6. Step 6: Final answer
    x = 4,705.31

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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.