Home / 11,696.76-17,548.56-3,911.04

Finding the Fourth Proportional to 11,696.76, 17,548.56 and 3,911.04

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Solution

The fourth proportional to 11,696.76, 17,548.56 and 3,911.04 is: 5,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696.76 : 17,548.56 = 3,911.04 : x
  2. Step 2: Convert to fraction form
    11,696.76/17,548.56 = 3,911.04/x
  3. Step 3: Cross multiply
    11,696.76x = 17,548.56 × 3,911.04
  4. Step 4: Simplify right side
    11,696.76x = 68,633,120.10
  5. Step 5: Solve for x
    x = 68,633,120.10/11,696.76
  6. Step 6: Final answer
    x = 5,867.70

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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.