Home / 11,531.41-17,286.48-4,516.02

Finding the Fourth Proportional to 11,531.41, 17,286.48 and 4,516.02

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Solution

The fourth proportional to 11,531.41, 17,286.48 and 4,516.02 is: 6,769.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531.41 : 17,286.48 = 4,516.02 : x
  2. Step 2: Convert to fraction form
    11,531.41/17,286.48 = 4,516.02/x
  3. Step 3: Cross multiply
    11,531.41x = 17,286.48 × 4,516.02
  4. Step 4: Simplify right side
    11,531.41x = 78,066,089.41
  5. Step 5: Solve for x
    x = 78,066,089.41/11,531.41
  6. Step 6: Final answer
    x = 6,769.87

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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.