Home / 10,135.89-13,997.16-9,583.65

Finding the Fourth Proportional to 10,135.89, 13,997.16 and 9,583.65

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Solution

The fourth proportional to 10,135.89, 13,997.16 and 9,583.65 is: 13,234.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.89 : 13,997.16 = 9,583.65 : x
  2. Step 2: Convert to fraction form
    10,135.89/13,997.16 = 9,583.65/x
  3. Step 3: Cross multiply
    10,135.89x = 13,997.16 × 9,583.65
  4. Step 4: Simplify right side
    10,135.89x = 134,143,882.43
  5. Step 5: Solve for x
    x = 134,143,882.43/10,135.89
  6. Step 6: Final answer
    x = 13,234.54

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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.