Home / 11,044.33-15,233.50-7,639.85

Finding the Fourth Proportional to 11,044.33, 15,233.50 and 7,639.85

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Solution

The fourth proportional to 11,044.33, 15,233.50 and 7,639.85 is: 10,537.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.33 : 15,233.50 = 7,639.85 : x
  2. Step 2: Convert to fraction form
    11,044.33/15,233.50 = 7,639.85/x
  3. Step 3: Cross multiply
    11,044.33x = 15,233.50 × 7,639.85
  4. Step 4: Simplify right side
    11,044.33x = 116,381,654.98
  5. Step 5: Solve for x
    x = 116,381,654.98/11,044.33
  6. Step 6: Final answer
    x = 10,537.68

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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.