Home / 8,273.03-12,391.72-3,883.91

Finding the Fourth Proportional to 8,273.03, 12,391.72 and 3,883.91

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Solution

The fourth proportional to 8,273.03, 12,391.72 and 3,883.91 is: 5,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.03 : 12,391.72 = 3,883.91 : x
  2. Step 2: Convert to fraction form
    8,273.03/12,391.72 = 3,883.91/x
  3. Step 3: Cross multiply
    8,273.03x = 12,391.72 × 3,883.91
  4. Step 4: Simplify right side
    8,273.03x = 48,128,253.56
  5. Step 5: Solve for x
    x = 48,128,253.56/8,273.03
  6. Step 6: Final answer
    x = 5,817.49

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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.