Home / 2,272.82-3,408.81-1,448.66

Finding the Fourth Proportional to 2,272.82, 3,408.81 and 1,448.66

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Solution

The fourth proportional to 2,272.82, 3,408.81 and 1,448.66 is: 2,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.82 : 3,408.81 = 1,448.66 : x
  2. Step 2: Convert to fraction form
    2,272.82/3,408.81 = 1,448.66/x
  3. Step 3: Cross multiply
    2,272.82x = 3,408.81 × 1,448.66
  4. Step 4: Simplify right side
    2,272.82x = 4,938,206.69
  5. Step 5: Solve for x
    x = 4,938,206.69/2,272.82
  6. Step 6: Final answer
    x = 2,172.72

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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.