Home / 7,837.38-11,758.10-2,908.43

Finding the Fourth Proportional to 7,837.38, 11,758.10 and 2,908.43

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Solution

The fourth proportional to 7,837.38, 11,758.10 and 2,908.43 is: 4,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.38 : 11,758.10 = 2,908.43 : x
  2. Step 2: Convert to fraction form
    7,837.38/11,758.10 = 2,908.43/x
  3. Step 3: Cross multiply
    7,837.38x = 11,758.10 × 2,908.43
  4. Step 4: Simplify right side
    7,837.38x = 34,197,537.45
  5. Step 5: Solve for x
    x = 34,197,537.45/7,837.38
  6. Step 6: Final answer
    x = 4,363.39

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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.