Home / 3,588.67-4,951.79-2,172.11

Finding the Fourth Proportional to 3,588.67, 4,951.79 and 2,172.11

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Solution

The fourth proportional to 3,588.67, 4,951.79 and 2,172.11 is: 2,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.67 : 4,951.79 = 2,172.11 : x
  2. Step 2: Convert to fraction form
    3,588.67/4,951.79 = 2,172.11/x
  3. Step 3: Cross multiply
    3,588.67x = 4,951.79 × 2,172.11
  4. Step 4: Simplify right side
    3,588.67x = 10,755,842.24
  5. Step 5: Solve for x
    x = 10,755,842.24/3,588.67
  6. Step 6: Final answer
    x = 2,997.17

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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.