Home / 1,745.67-2,408.20-1,082.28

Finding the Fourth Proportional to 1,745.67, 2,408.20 and 1,082.28

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Solution

The fourth proportional to 1,745.67, 2,408.20 and 1,082.28 is: 1,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.67 : 2,408.20 = 1,082.28 : x
  2. Step 2: Convert to fraction form
    1,745.67/2,408.20 = 1,082.28/x
  3. Step 3: Cross multiply
    1,745.67x = 2,408.20 × 1,082.28
  4. Step 4: Simplify right side
    1,745.67x = 2,606,346.70
  5. Step 5: Solve for x
    x = 2,606,346.70/1,745.67
  6. Step 6: Final answer
    x = 1,493.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.