Home / 6,654.36-9,982.43-1,974.43

Finding the Fourth Proportional to 6,654.36, 9,982.43 and 1,974.43

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Solution

The fourth proportional to 6,654.36, 9,982.43 and 1,974.43 is: 2,961.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.36 : 9,982.43 = 1,974.43 : x
  2. Step 2: Convert to fraction form
    6,654.36/9,982.43 = 1,974.43/x
  3. Step 3: Cross multiply
    6,654.36x = 9,982.43 × 1,974.43
  4. Step 4: Simplify right side
    6,654.36x = 19,709,619.27
  5. Step 5: Solve for x
    x = 19,709,619.27/6,654.36
  6. Step 6: Final answer
    x = 2,961.91

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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.