Home / 11,359.24-17,046.30-5,122.60

Finding the Fourth Proportional to 11,359.24, 17,046.30 and 5,122.60

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Solution

The fourth proportional to 11,359.24, 17,046.30 and 5,122.60 is: 7,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.24 : 17,046.30 = 5,122.60 : x
  2. Step 2: Convert to fraction form
    11,359.24/17,046.30 = 5,122.60/x
  3. Step 3: Cross multiply
    11,359.24x = 17,046.30 × 5,122.60
  4. Step 4: Simplify right side
    11,359.24x = 87,321,376.38
  5. Step 5: Solve for x
    x = 87,321,376.38/11,359.24
  6. Step 6: Final answer
    x = 7,687.26

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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.