Home / 10,396.92-15,588.09-3,822.26

Finding the Fourth Proportional to 10,396.92, 15,588.09 and 3,822.26

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Solution

The fourth proportional to 10,396.92, 15,588.09 and 3,822.26 is: 5,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.92 : 15,588.09 = 3,822.26 : x
  2. Step 2: Convert to fraction form
    10,396.92/15,588.09 = 3,822.26/x
  3. Step 3: Cross multiply
    10,396.92x = 15,588.09 × 3,822.26
  4. Step 4: Simplify right side
    10,396.92x = 59,581,654.94
  5. Step 5: Solve for x
    x = 59,581,654.94/10,396.92
  6. Step 6: Final answer
    x = 5,730.70

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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.