Home / 5,351.36-8,027.17-1,455.80

Finding the Fourth Proportional to 5,351.36, 8,027.17 and 1,455.80

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Solution

The fourth proportional to 5,351.36, 8,027.17 and 1,455.80 is: 2,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.36 : 8,027.17 = 1,455.80 : x
  2. Step 2: Convert to fraction form
    5,351.36/8,027.17 = 1,455.80/x
  3. Step 3: Cross multiply
    5,351.36x = 8,027.17 × 1,455.80
  4. Step 4: Simplify right side
    5,351.36x = 11,685,910.31
  5. Step 5: Solve for x
    x = 11,685,910.31/5,351.36
  6. Step 6: Final answer
    x = 2,183.73

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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.