Home / 11,599.76-17,398.70-3,279.44

Finding the Fourth Proportional to 11,599.76, 17,398.70 and 3,279.44

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Solution

The fourth proportional to 11,599.76, 17,398.70 and 3,279.44 is: 4,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,599.76 : 17,398.70 = 3,279.44 : x
  2. Step 2: Convert to fraction form
    11,599.76/17,398.70 = 3,279.44/x
  3. Step 3: Cross multiply
    11,599.76x = 17,398.70 × 3,279.44
  4. Step 4: Simplify right side
    11,599.76x = 57,057,992.73
  5. Step 5: Solve for x
    x = 57,057,992.73/11,599.76
  6. Step 6: Final answer
    x = 4,918.89

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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.