Home / 11,974.80-17,964.09-3,652.91

Finding the Fourth Proportional to 11,974.80, 17,964.09 and 3,652.91

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Solution

The fourth proportional to 11,974.80, 17,964.09 and 3,652.91 is: 5,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.80 : 17,964.09 = 3,652.91 : x
  2. Step 2: Convert to fraction form
    11,974.80/17,964.09 = 3,652.91/x
  3. Step 3: Cross multiply
    11,974.80x = 17,964.09 × 3,652.91
  4. Step 4: Simplify right side
    11,974.80x = 65,621,204.00
  5. Step 5: Solve for x
    x = 65,621,204.00/11,974.80
  6. Step 6: Final answer
    x = 5,479.94

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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.