Home / 5,922-8,171.52-3,269.28

Finding the Fourth Proportional to 5,922, 8,171.52 and 3,269.28

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Solution

The fourth proportional to 5,922, 8,171.52 and 3,269.28 is: 4,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922 : 8,171.52 = 3,269.28 : x
  2. Step 2: Convert to fraction form
    5,922/8,171.52 = 3,269.28/x
  3. Step 3: Cross multiply
    5,922x = 8,171.52 × 3,269.28
  4. Step 4: Simplify right side
    5,922x = 26,714,986.91
  5. Step 5: Solve for x
    x = 26,714,986.91/5,922
  6. Step 6: Final answer
    x = 4,511.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.