Home / 6,664.14-9,196.63-3,679.79

Finding the Fourth Proportional to 6,664.14, 9,196.63 and 3,679.79

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Solution

The fourth proportional to 6,664.14, 9,196.63 and 3,679.79 is: 5,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.14 : 9,196.63 = 3,679.79 : x
  2. Step 2: Convert to fraction form
    6,664.14/9,196.63 = 3,679.79/x
  3. Step 3: Cross multiply
    6,664.14x = 9,196.63 × 3,679.79
  4. Step 4: Simplify right side
    6,664.14x = 33,841,667.11
  5. Step 5: Solve for x
    x = 33,841,667.11/6,664.14
  6. Step 6: Final answer
    x = 5,078.17

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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.