Home / 10,777.28-16,167.44-3,382.31

Finding the Fourth Proportional to 10,777.28, 16,167.44 and 3,382.31

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Solution

The fourth proportional to 10,777.28, 16,167.44 and 3,382.31 is: 5,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777.28 : 16,167.44 = 3,382.31 : x
  2. Step 2: Convert to fraction form
    10,777.28/16,167.44 = 3,382.31/x
  3. Step 3: Cross multiply
    10,777.28x = 16,167.44 × 3,382.31
  4. Step 4: Simplify right side
    10,777.28x = 54,683,330.45
  5. Step 5: Solve for x
    x = 54,683,330.45/10,777.28
  6. Step 6: Final answer
    x = 5,073.95

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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.