Home / 10,395.27-15,592.91-3,821.51

Finding the Fourth Proportional to 10,395.27, 15,592.91 and 3,821.51

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Solution

The fourth proportional to 10,395.27, 15,592.91 and 3,821.51 is: 5,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.27 : 15,592.91 = 3,821.51 : x
  2. Step 2: Convert to fraction form
    10,395.27/15,592.91 = 3,821.51/x
  3. Step 3: Cross multiply
    10,395.27x = 15,592.91 × 3,821.51
  4. Step 4: Simplify right side
    10,395.27x = 59,588,481.37
  5. Step 5: Solve for x
    x = 59,588,481.37/10,395.27
  6. Step 6: Final answer
    x = 5,732.27

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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.