Home / 10,776.94-16,165.39-3,381.96

Finding the Fourth Proportional to 10,776.94, 16,165.39 and 3,381.96

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Solution

The fourth proportional to 10,776.94, 16,165.39 and 3,381.96 is: 5,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.94 : 16,165.39 = 3,381.96 : x
  2. Step 2: Convert to fraction form
    10,776.94/16,165.39 = 3,381.96/x
  3. Step 3: Cross multiply
    10,776.94x = 16,165.39 × 3,381.96
  4. Step 4: Simplify right side
    10,776.94x = 54,670,760.87
  5. Step 5: Solve for x
    x = 54,670,760.87/10,776.94
  6. Step 6: Final answer
    x = 5,072.94

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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.