Home / 11,540.35-17,310.53-3,749.17

Finding the Fourth Proportional to 11,540.35, 17,310.53 and 3,749.17

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Solution

The fourth proportional to 11,540.35, 17,310.53 and 3,749.17 is: 5,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.35 : 17,310.53 = 3,749.17 : x
  2. Step 2: Convert to fraction form
    11,540.35/17,310.53 = 3,749.17/x
  3. Step 3: Cross multiply
    11,540.35x = 17,310.53 × 3,749.17
  4. Step 4: Simplify right side
    11,540.35x = 64,900,119.76
  5. Step 5: Solve for x
    x = 64,900,119.76/11,540.35
  6. Step 6: Final answer
    x = 5,623.76

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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.