Home / 10,099.26-15,148.80-3,857.82

Finding the Fourth Proportional to 10,099.26, 15,148.80 and 3,857.82

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Solution

The fourth proportional to 10,099.26, 15,148.80 and 3,857.82 is: 5,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.26 : 15,148.80 = 3,857.82 : x
  2. Step 2: Convert to fraction form
    10,099.26/15,148.80 = 3,857.82/x
  3. Step 3: Cross multiply
    10,099.26x = 15,148.80 × 3,857.82
  4. Step 4: Simplify right side
    10,099.26x = 58,441,343.62
  5. Step 5: Solve for x
    x = 58,441,343.62/10,099.26
  6. Step 6: Final answer
    x = 5,786.70

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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.