Home / 7,433.38-11,153.70-3,272.86

Finding the Fourth Proportional to 7,433.38, 11,153.70 and 3,272.86

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Solution

The fourth proportional to 7,433.38, 11,153.70 and 3,272.86 is: 4,910.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.38 : 11,153.70 = 3,272.86 : x
  2. Step 2: Convert to fraction form
    7,433.38/11,153.70 = 3,272.86/x
  3. Step 3: Cross multiply
    7,433.38x = 11,153.70 × 3,272.86
  4. Step 4: Simplify right side
    7,433.38x = 36,504,498.58
  5. Step 5: Solve for x
    x = 36,504,498.58/7,433.38
  6. Step 6: Final answer
    x = 4,910.89

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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.