Home / 3,469.48-5,203.27-1,618.77

Finding the Fourth Proportional to 3,469.48, 5,203.27 and 1,618.77

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Solution

The fourth proportional to 3,469.48, 5,203.27 and 1,618.77 is: 2,427.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.48 : 5,203.27 = 1,618.77 : x
  2. Step 2: Convert to fraction form
    3,469.48/5,203.27 = 1,618.77/x
  3. Step 3: Cross multiply
    3,469.48x = 5,203.27 × 1,618.77
  4. Step 4: Simplify right side
    3,469.48x = 8,422,897.38
  5. Step 5: Solve for x
    x = 8,422,897.38/3,469.48
  6. Step 6: Final answer
    x = 2,427.71

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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.