Home / 3,982.44-5,495.76-2,214.04

Finding the Fourth Proportional to 3,982.44, 5,495.76 and 2,214.04

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Solution

The fourth proportional to 3,982.44, 5,495.76 and 2,214.04 is: 3,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.44 : 5,495.76 = 2,214.04 : x
  2. Step 2: Convert to fraction form
    3,982.44/5,495.76 = 2,214.04/x
  3. Step 3: Cross multiply
    3,982.44x = 5,495.76 × 2,214.04
  4. Step 4: Simplify right side
    3,982.44x = 12,167,832.47
  5. Step 5: Solve for x
    x = 12,167,832.47/3,982.44
  6. Step 6: Final answer
    x = 3,055.37

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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.