Home / 3,929.48-5,896.22-2,174.15

Finding the Fourth Proportional to 3,929.48, 5,896.22 and 2,174.15

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Solution

The fourth proportional to 3,929.48, 5,896.22 and 2,174.15 is: 3,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929.48 : 5,896.22 = 2,174.15 : x
  2. Step 2: Convert to fraction form
    3,929.48/5,896.22 = 2,174.15/x
  3. Step 3: Cross multiply
    3,929.48x = 5,896.22 × 2,174.15
  4. Step 4: Simplify right side
    3,929.48x = 12,819,226.36
  5. Step 5: Solve for x
    x = 12,819,226.36/3,929.48
  6. Step 6: Final answer
    x = 3,262.33

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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.