Home / 3,748.23-5,170.25-3,003.96

Finding the Fourth Proportional to 3,748.23, 5,170.25 and 3,003.96

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Solution

The fourth proportional to 3,748.23, 5,170.25 and 3,003.96 is: 4,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.23 : 5,170.25 = 3,003.96 : x
  2. Step 2: Convert to fraction form
    3,748.23/5,170.25 = 3,003.96/x
  3. Step 3: Cross multiply
    3,748.23x = 5,170.25 × 3,003.96
  4. Step 4: Simplify right side
    3,748.23x = 15,531,237.59
  5. Step 5: Solve for x
    x = 15,531,237.59/3,748.23
  6. Step 6: Final answer
    x = 4,143.62

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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.