Home / 11,982.60-17,977.41-3,549.33

Finding the Fourth Proportional to 11,982.60, 17,977.41 and 3,549.33

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Solution

The fourth proportional to 11,982.60, 17,977.41 and 3,549.33 is: 5,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.60 : 17,977.41 = 3,549.33 : x
  2. Step 2: Convert to fraction form
    11,982.60/17,977.41 = 3,549.33/x
  3. Step 3: Cross multiply
    11,982.60x = 17,977.41 × 3,549.33
  4. Step 4: Simplify right side
    11,982.60x = 63,807,760.64
  5. Step 5: Solve for x
    x = 63,807,760.64/11,982.60
  6. Step 6: Final answer
    x = 5,325.03

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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.