Home / 10,932.34-16,399.23-3,141.22

Finding the Fourth Proportional to 10,932.34, 16,399.23 and 3,141.22

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Solution

The fourth proportional to 10,932.34, 16,399.23 and 3,141.22 is: 4,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.34 : 16,399.23 = 3,141.22 : x
  2. Step 2: Convert to fraction form
    10,932.34/16,399.23 = 3,141.22/x
  3. Step 3: Cross multiply
    10,932.34x = 16,399.23 × 3,141.22
  4. Step 4: Simplify right side
    10,932.34x = 51,513,589.26
  5. Step 5: Solve for x
    x = 51,513,589.26/10,932.34
  6. Step 6: Final answer
    x = 4,712.04

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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.