Home / 3,345.41-5,027.19-1,786.49

Finding the Fourth Proportional to 3,345.41, 5,027.19 and 1,786.49

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Solution

The fourth proportional to 3,345.41, 5,027.19 and 1,786.49 is: 2,684.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.41 : 5,027.19 = 1,786.49 : x
  2. Step 2: Convert to fraction form
    3,345.41/5,027.19 = 1,786.49/x
  3. Step 3: Cross multiply
    3,345.41x = 5,027.19 × 1,786.49
  4. Step 4: Simplify right side
    3,345.41x = 8,981,024.66
  5. Step 5: Solve for x
    x = 8,981,024.66/3,345.41
  6. Step 6: Final answer
    x = 2,684.58

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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.