Home / 11,370.38-17,056.17-3,579.80

Finding the Fourth Proportional to 11,370.38, 17,056.17 and 3,579.80

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Solution

The fourth proportional to 11,370.38, 17,056.17 and 3,579.80 is: 5,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.38 : 17,056.17 = 3,579.80 : x
  2. Step 2: Convert to fraction form
    11,370.38/17,056.17 = 3,579.80/x
  3. Step 3: Cross multiply
    11,370.38x = 17,056.17 × 3,579.80
  4. Step 4: Simplify right side
    11,370.38x = 61,057,592.09
  5. Step 5: Solve for x
    x = 61,057,592.09/11,370.38
  6. Step 6: Final answer
    x = 5,369.88

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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.