Home / 11,485.04-17,229.24-3,691.28

Finding the Fourth Proportional to 11,485.04, 17,229.24 and 3,691.28

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Solution

The fourth proportional to 11,485.04, 17,229.24 and 3,691.28 is: 5,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.04 : 17,229.24 = 3,691.28 : x
  2. Step 2: Convert to fraction form
    11,485.04/17,229.24 = 3,691.28/x
  3. Step 3: Cross multiply
    11,485.04x = 17,229.24 × 3,691.28
  4. Step 4: Simplify right side
    11,485.04x = 63,597,949.03
  5. Step 5: Solve for x
    x = 63,597,949.03/11,485.04
  6. Step 6: Final answer
    x = 5,537.46

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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.