Home / 3,699.33-5,549-2,159.25

Finding the Fourth Proportional to 3,699.33, 5,549 and 2,159.25

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Solution

The fourth proportional to 3,699.33, 5,549 and 2,159.25 is: 3,238.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.33 : 5,549 = 2,159.25 : x
  2. Step 2: Convert to fraction form
    3,699.33/5,549 = 2,159.25/x
  3. Step 3: Cross multiply
    3,699.33x = 5,549 × 2,159.25
  4. Step 4: Simplify right side
    3,699.33x = 11,981,678.25
  5. Step 5: Solve for x
    x = 11,981,678.25/3,699.33
  6. Step 6: Final answer
    x = 3,238.88

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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.