Home / 11,845.49-17,764.45-4,825.49

Finding the Fourth Proportional to 11,845.49, 17,764.45 and 4,825.49

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Solution

The fourth proportional to 11,845.49, 17,764.45 and 4,825.49 is: 7,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.49 : 17,764.45 = 4,825.49 : x
  2. Step 2: Convert to fraction form
    11,845.49/17,764.45 = 4,825.49/x
  3. Step 3: Cross multiply
    11,845.49x = 17,764.45 × 4,825.49
  4. Step 4: Simplify right side
    11,845.49x = 85,722,175.83
  5. Step 5: Solve for x
    x = 85,722,175.83/11,845.49
  6. Step 6: Final answer
    x = 7,236.69

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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.