Home / 5,481.72-8,228.06-2,562.08

Finding the Fourth Proportional to 5,481.72, 8,228.06 and 2,562.08

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Solution

The fourth proportional to 5,481.72, 8,228.06 and 2,562.08 is: 3,845.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.72 : 8,228.06 = 2,562.08 : x
  2. Step 2: Convert to fraction form
    5,481.72/8,228.06 = 2,562.08/x
  3. Step 3: Cross multiply
    5,481.72x = 8,228.06 × 2,562.08
  4. Step 4: Simplify right side
    5,481.72x = 21,080,947.96
  5. Step 5: Solve for x
    x = 21,080,947.96/5,481.72
  6. Step 6: Final answer
    x = 3,845.68

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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.