Home / 11,741.76-17,615.88-3,956.04

Finding the Fourth Proportional to 11,741.76, 17,615.88 and 3,956.04

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Solution

The fourth proportional to 11,741.76, 17,615.88 and 3,956.04 is: 5,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.76 : 17,615.88 = 3,956.04 : x
  2. Step 2: Convert to fraction form
    11,741.76/17,615.88 = 3,956.04/x
  3. Step 3: Cross multiply
    11,741.76x = 17,615.88 × 3,956.04
  4. Step 4: Simplify right side
    11,741.76x = 69,689,125.92
  5. Step 5: Solve for x
    x = 69,689,125.92/11,741.76
  6. Step 6: Final answer
    x = 5,935.15

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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.