Home / 11,758.96-16,227.84-6,724

Finding the Fourth Proportional to 11,758.96, 16,227.84 and 6,724

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Solution

The fourth proportional to 11,758.96, 16,227.84 and 6,724 is: 9,279.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.96 : 16,227.84 = 6,724 : x
  2. Step 2: Convert to fraction form
    11,758.96/16,227.84 = 6,724/x
  3. Step 3: Cross multiply
    11,758.96x = 16,227.84 × 6,724
  4. Step 4: Simplify right side
    11,758.96x = 109,115,996.16
  5. Step 5: Solve for x
    x = 109,115,996.16/11,758.96
  6. Step 6: Final answer
    x = 9,279.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.