Home / 3,214.37-4,822.10-1,105.90

Finding the Fourth Proportional to 3,214.37, 4,822.10 and 1,105.90

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Solution

The fourth proportional to 3,214.37, 4,822.10 and 1,105.90 is: 1,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.37 : 4,822.10 = 1,105.90 : x
  2. Step 2: Convert to fraction form
    3,214.37/4,822.10 = 1,105.90/x
  3. Step 3: Cross multiply
    3,214.37x = 4,822.10 × 1,105.90
  4. Step 4: Simplify right side
    3,214.37x = 5,332,760.39
  5. Step 5: Solve for x
    x = 5,332,760.39/3,214.37
  6. Step 6: Final answer
    x = 1,659.04

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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.