Home / 11,719.44-17,576.28-3,397.68

Finding the Fourth Proportional to 11,719.44, 17,576.28 and 3,397.68

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Solution

The fourth proportional to 11,719.44, 17,576.28 and 3,397.68 is: 5,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.44 : 17,576.28 = 3,397.68 : x
  2. Step 2: Convert to fraction form
    11,719.44/17,576.28 = 3,397.68/x
  3. Step 3: Cross multiply
    11,719.44x = 17,576.28 × 3,397.68
  4. Step 4: Simplify right side
    11,719.44x = 59,718,575.03
  5. Step 5: Solve for x
    x = 59,718,575.03/11,719.44
  6. Step 6: Final answer
    x = 5,095.69

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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.