Home / 11,660.10-17,489.96-2,895.09

Finding the Fourth Proportional to 11,660.10, 17,489.96 and 2,895.09

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Solution

The fourth proportional to 11,660.10, 17,489.96 and 2,895.09 is: 4,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.10 : 17,489.96 = 2,895.09 : x
  2. Step 2: Convert to fraction form
    11,660.10/17,489.96 = 2,895.09/x
  3. Step 3: Cross multiply
    11,660.10x = 17,489.96 × 2,895.09
  4. Step 4: Simplify right side
    11,660.10x = 50,635,008.30
  5. Step 5: Solve for x
    x = 50,635,008.30/11,660.10
  6. Step 6: Final answer
    x = 4,342.59

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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.