Home / 10,614.08-15,918.24-3,687.68

Finding the Fourth Proportional to 10,614.08, 15,918.24 and 3,687.68

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Solution

The fourth proportional to 10,614.08, 15,918.24 and 3,687.68 is: 5,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.08 : 15,918.24 = 3,687.68 : x
  2. Step 2: Convert to fraction form
    10,614.08/15,918.24 = 3,687.68/x
  3. Step 3: Cross multiply
    10,614.08x = 15,918.24 × 3,687.68
  4. Step 4: Simplify right side
    10,614.08x = 58,701,375.28
  5. Step 5: Solve for x
    x = 58,701,375.28/10,614.08
  6. Step 6: Final answer
    x = 5,530.52

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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.