Home / 3,469.22-5,198.34-2,816.76

Finding the Fourth Proportional to 3,469.22, 5,198.34 and 2,816.76

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Solution

The fourth proportional to 3,469.22, 5,198.34 and 2,816.76 is: 4,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.22 : 5,198.34 = 2,816.76 : x
  2. Step 2: Convert to fraction form
    3,469.22/5,198.34 = 2,816.76/x
  3. Step 3: Cross multiply
    3,469.22x = 5,198.34 × 2,816.76
  4. Step 4: Simplify right side
    3,469.22x = 14,642,476.18
  5. Step 5: Solve for x
    x = 14,642,476.18/3,469.22
  6. Step 6: Final answer
    x = 4,220.68

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1.5x scale

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.