Home / 3,664.62-5,054.45-2,318.22

Finding the Fourth Proportional to 3,664.62, 5,054.45 and 2,318.22

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Solution

The fourth proportional to 3,664.62, 5,054.45 and 2,318.22 is: 3,197.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.62 : 5,054.45 = 2,318.22 : x
  2. Step 2: Convert to fraction form
    3,664.62/5,054.45 = 2,318.22/x
  3. Step 3: Cross multiply
    3,664.62x = 5,054.45 × 2,318.22
  4. Step 4: Simplify right side
    3,664.62x = 11,717,315.49
  5. Step 5: Solve for x
    x = 11,717,315.49/3,664.62
  6. Step 6: Final answer
    x = 3,197.42

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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.