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Finding the Fourth Proportional to 9,745.70, 14,621.94 and 3,083.22

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Solution

The fourth proportional to 9,745.70, 14,621.94 and 3,083.22 is: 4,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.70 : 14,621.94 = 3,083.22 : x
  2. Step 2: Convert to fraction form
    9,745.70/14,621.94 = 3,083.22/x
  3. Step 3: Cross multiply
    9,745.70x = 14,621.94 × 3,083.22
  4. Step 4: Simplify right side
    9,745.70x = 45,082,657.85
  5. Step 5: Solve for x
    x = 45,082,657.85/9,745.70
  6. Step 6: Final answer
    x = 4,625.90

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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.