Home / 9,179.17-13,768.89-2,605.38

Finding the Fourth Proportional to 9,179.17, 13,768.89 and 2,605.38

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Solution

The fourth proportional to 9,179.17, 13,768.89 and 2,605.38 is: 3,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.17 : 13,768.89 = 2,605.38 : x
  2. Step 2: Convert to fraction form
    9,179.17/13,768.89 = 2,605.38/x
  3. Step 3: Cross multiply
    9,179.17x = 13,768.89 × 2,605.38
  4. Step 4: Simplify right side
    9,179.17x = 35,873,190.63
  5. Step 5: Solve for x
    x = 35,873,190.63/9,179.17
  6. Step 6: Final answer
    x = 3,908.11

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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.