Home / 7,511.38-11,269.76-3,351.03

Finding the Fourth Proportional to 7,511.38, 11,269.76 and 3,351.03

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Solution

The fourth proportional to 7,511.38, 11,269.76 and 3,351.03 is: 5,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.38 : 11,269.76 = 3,351.03 : x
  2. Step 2: Convert to fraction form
    7,511.38/11,269.76 = 3,351.03/x
  3. Step 3: Cross multiply
    7,511.38x = 11,269.76 × 3,351.03
  4. Step 4: Simplify right side
    7,511.38x = 37,765,303.85
  5. Step 5: Solve for x
    x = 37,765,303.85/7,511.38
  6. Step 6: Final answer
    x = 5,027.75

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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.