Home / 1,832.05-2,745.60-1,172.91

Finding the Fourth Proportional to 1,832.05, 2,745.60 and 1,172.91

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Solution

The fourth proportional to 1,832.05, 2,745.60 and 1,172.91 is: 1,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.05 : 2,745.60 = 1,172.91 : x
  2. Step 2: Convert to fraction form
    1,832.05/2,745.60 = 1,172.91/x
  3. Step 3: Cross multiply
    1,832.05x = 2,745.60 × 1,172.91
  4. Step 4: Simplify right side
    1,832.05x = 3,220,347.59
  5. Step 5: Solve for x
    x = 3,220,347.59/1,832.05
  6. Step 6: Final answer
    x = 1,757.78

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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.