Home / 3,351.73-5,027.63-1,272.71

Finding the Fourth Proportional to 3,351.73, 5,027.63 and 1,272.71

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Solution

The fourth proportional to 3,351.73, 5,027.63 and 1,272.71 is: 1,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.73 : 5,027.63 = 1,272.71 : x
  2. Step 2: Convert to fraction form
    3,351.73/5,027.63 = 1,272.71/x
  3. Step 3: Cross multiply
    3,351.73x = 5,027.63 × 1,272.71
  4. Step 4: Simplify right side
    3,351.73x = 6,398,683.48
  5. Step 5: Solve for x
    x = 6,398,683.48/3,351.73
  6. Step 6: Final answer
    x = 1,909.07

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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.