Home / 11,715.11-17,575.26-3,395.46

Finding the Fourth Proportional to 11,715.11, 17,575.26 and 3,395.46

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Solution

The fourth proportional to 11,715.11, 17,575.26 and 3,395.46 is: 5,093.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,715.11 : 17,575.26 = 3,395.46 : x
  2. Step 2: Convert to fraction form
    11,715.11/17,575.26 = 3,395.46/x
  3. Step 3: Cross multiply
    11,715.11x = 17,575.26 × 3,395.46
  4. Step 4: Simplify right side
    11,715.11x = 59,676,092.32
  5. Step 5: Solve for x
    x = 59,676,092.32/11,715.11
  6. Step 6: Final answer
    x = 5,093.94

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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.