Home / 11,329.11-16,974.45-6,937.38

Finding the Fourth Proportional to 11,329.11, 16,974.45 and 6,937.38

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Solution

The fourth proportional to 11,329.11, 16,974.45 and 6,937.38 is: 10,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329.11 : 16,974.45 = 6,937.38 : x
  2. Step 2: Convert to fraction form
    11,329.11/16,974.45 = 6,937.38/x
  3. Step 3: Cross multiply
    11,329.11x = 16,974.45 × 6,937.38
  4. Step 4: Simplify right side
    11,329.11x = 117,758,209.94
  5. Step 5: Solve for x
    x = 117,758,209.94/11,329.11
  6. Step 6: Final answer
    x = 10,394.30

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1.5x scale

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.