Home / 11,663.40-17,494.64-3,343.38

Finding the Fourth Proportional to 11,663.40, 17,494.64 and 3,343.38

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Solution

The fourth proportional to 11,663.40, 17,494.64 and 3,343.38 is: 5,014.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.40 : 17,494.64 = 3,343.38 : x
  2. Step 2: Convert to fraction form
    11,663.40/17,494.64 = 3,343.38/x
  3. Step 3: Cross multiply
    11,663.40x = 17,494.64 × 3,343.38
  4. Step 4: Simplify right side
    11,663.40x = 58,491,229.48
  5. Step 5: Solve for x
    x = 58,491,229.48/11,663.40
  6. Step 6: Final answer
    x = 5,014.94

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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.