Home / 3,404.44-5,109.40-1,761.48

Finding the Fourth Proportional to 3,404.44, 5,109.40 and 1,761.48

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Solution

The fourth proportional to 3,404.44, 5,109.40 and 1,761.48 is: 2,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.44 : 5,109.40 = 1,761.48 : x
  2. Step 2: Convert to fraction form
    3,404.44/5,109.40 = 1,761.48/x
  3. Step 3: Cross multiply
    3,404.44x = 5,109.40 × 1,761.48
  4. Step 4: Simplify right side
    3,404.44x = 9,000,105.91
  5. Step 5: Solve for x
    x = 9,000,105.91/3,404.44
  6. Step 6: Final answer
    x = 2,643.64

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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.