Home / 11,292.41-16,939.49-3,394.31

Finding the Fourth Proportional to 11,292.41, 16,939.49 and 3,394.31

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Solution

The fourth proportional to 11,292.41, 16,939.49 and 3,394.31 is: 5,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.41 : 16,939.49 = 3,394.31 : x
  2. Step 2: Convert to fraction form
    11,292.41/16,939.49 = 3,394.31/x
  3. Step 3: Cross multiply
    11,292.41x = 16,939.49 × 3,394.31
  4. Step 4: Simplify right side
    11,292.41x = 57,497,931.14
  5. Step 5: Solve for x
    x = 57,497,931.14/11,292.41
  6. Step 6: Final answer
    x = 5,091.73

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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.