Home / 11,930.49-17,894.25-6,377.94

Finding the Fourth Proportional to 11,930.49, 17,894.25 and 6,377.94

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Solution

The fourth proportional to 11,930.49, 17,894.25 and 6,377.94 is: 9,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.49 : 17,894.25 = 6,377.94 : x
  2. Step 2: Convert to fraction form
    11,930.49/17,894.25 = 6,377.94/x
  3. Step 3: Cross multiply
    11,930.49x = 17,894.25 × 6,377.94
  4. Step 4: Simplify right side
    11,930.49x = 114,128,452.85
  5. Step 5: Solve for x
    x = 114,128,452.85/11,930.49
  6. Step 6: Final answer
    x = 9,566.12

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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.