Home / 11,592.78-17,389.85-3,272.19

Finding the Fourth Proportional to 11,592.78, 17,389.85 and 3,272.19

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Solution

The fourth proportional to 11,592.78, 17,389.85 and 3,272.19 is: 4,908.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592.78 : 17,389.85 = 3,272.19 : x
  2. Step 2: Convert to fraction form
    11,592.78/17,389.85 = 3,272.19/x
  3. Step 3: Cross multiply
    11,592.78x = 17,389.85 × 3,272.19
  4. Step 4: Simplify right side
    11,592.78x = 56,902,876.91
  5. Step 5: Solve for x
    x = 56,902,876.91/11,592.78
  6. Step 6: Final answer
    x = 4,908.48

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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.