Home / 5,745.66-8,616.57-1,849.20

Finding the Fourth Proportional to 5,745.66, 8,616.57 and 1,849.20

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Solution

The fourth proportional to 5,745.66, 8,616.57 and 1,849.20 is: 2,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.66 : 8,616.57 = 1,849.20 : x
  2. Step 2: Convert to fraction form
    5,745.66/8,616.57 = 1,849.20/x
  3. Step 3: Cross multiply
    5,745.66x = 8,616.57 × 1,849.20
  4. Step 4: Simplify right side
    5,745.66x = 15,933,761.24
  5. Step 5: Solve for x
    x = 15,933,761.24/5,745.66
  6. Step 6: Final answer
    x = 2,773.18

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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.