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Finding the Fourth Proportional to 7,573.50, 11,352.69 and 3,193.38

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Solution

The fourth proportional to 7,573.50, 11,352.69 and 3,193.38 is: 4,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.50 : 11,352.69 = 3,193.38 : x
  2. Step 2: Convert to fraction form
    7,573.50/11,352.69 = 3,193.38/x
  3. Step 3: Cross multiply
    7,573.50x = 11,352.69 × 3,193.38
  4. Step 4: Simplify right side
    7,573.50x = 36,253,453.19
  5. Step 5: Solve for x
    x = 36,253,453.19/7,573.50
  6. Step 6: Final answer
    x = 4,786.88

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Half scale
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Double scale
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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.