Home / 6,663.97-9,196.28-3,679.81

Finding the Fourth Proportional to 6,663.97, 9,196.28 and 3,679.81

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Solution

The fourth proportional to 6,663.97, 9,196.28 and 3,679.81 is: 5,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.97 : 9,196.28 = 3,679.81 : x
  2. Step 2: Convert to fraction form
    6,663.97/9,196.28 = 3,679.81/x
  3. Step 3: Cross multiply
    6,663.97x = 9,196.28 × 3,679.81
  4. Step 4: Simplify right side
    6,663.97x = 33,840,521.72
  5. Step 5: Solve for x
    x = 33,840,521.72/6,663.97
  6. Step 6: Final answer
    x = 5,078.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.