Home / 11,976.25-17,957.41-4,581.22

Finding the Fourth Proportional to 11,976.25, 17,957.41 and 4,581.22

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Solution

The fourth proportional to 11,976.25, 17,957.41 and 4,581.22 is: 6,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.25 : 17,957.41 = 4,581.22 : x
  2. Step 2: Convert to fraction form
    11,976.25/17,957.41 = 4,581.22/x
  3. Step 3: Cross multiply
    11,976.25x = 17,957.41 × 4,581.22
  4. Step 4: Simplify right side
    11,976.25x = 82,266,845.84
  5. Step 5: Solve for x
    x = 82,266,845.84/11,976.25
  6. Step 6: Final answer
    x = 6,869.17

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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.