Home / 5,179.01-7,768.37-1,481.16

Finding the Fourth Proportional to 5,179.01, 7,768.37 and 1,481.16

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Solution

The fourth proportional to 5,179.01, 7,768.37 and 1,481.16 is: 2,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179.01 : 7,768.37 = 1,481.16 : x
  2. Step 2: Convert to fraction form
    5,179.01/7,768.37 = 1,481.16/x
  3. Step 3: Cross multiply
    5,179.01x = 7,768.37 × 1,481.16
  4. Step 4: Simplify right side
    5,179.01x = 11,506,198.91
  5. Step 5: Solve for x
    x = 11,506,198.91/5,179.01
  6. Step 6: Final answer
    x = 2,221.70

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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.