Home / 3,455.22-5,183.58-1,263.94

Finding the Fourth Proportional to 3,455.22, 5,183.58 and 1,263.94

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Solution

The fourth proportional to 3,455.22, 5,183.58 and 1,263.94 is: 1,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.22 : 5,183.58 = 1,263.94 : x
  2. Step 2: Convert to fraction form
    3,455.22/5,183.58 = 1,263.94/x
  3. Step 3: Cross multiply
    3,455.22x = 5,183.58 × 1,263.94
  4. Step 4: Simplify right side
    3,455.22x = 6,551,734.11
  5. Step 5: Solve for x
    x = 6,551,734.11/3,455.22
  6. Step 6: Final answer
    x = 1,896.18

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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.