Home / 3,481.10-5,221.89-1,749.26

Finding the Fourth Proportional to 3,481.10, 5,221.89 and 1,749.26

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Solution

The fourth proportional to 3,481.10, 5,221.89 and 1,749.26 is: 2,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.10 : 5,221.89 = 1,749.26 : x
  2. Step 2: Convert to fraction form
    3,481.10/5,221.89 = 1,749.26/x
  3. Step 3: Cross multiply
    3,481.10x = 5,221.89 × 1,749.26
  4. Step 4: Simplify right side
    3,481.10x = 9,134,443.30
  5. Step 5: Solve for x
    x = 9,134,443.30/3,481.10
  6. Step 6: Final answer
    x = 2,624.01

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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.