Home / 3,183.84-4,771.44-2,355.48

Finding the Fourth Proportional to 3,183.84, 4,771.44 and 2,355.48

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Solution

The fourth proportional to 3,183.84, 4,771.44 and 2,355.48 is: 3,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.84 : 4,771.44 = 2,355.48 : x
  2. Step 2: Convert to fraction form
    3,183.84/4,771.44 = 2,355.48/x
  3. Step 3: Cross multiply
    3,183.84x = 4,771.44 × 2,355.48
  4. Step 4: Simplify right side
    3,183.84x = 11,239,031.49
  5. Step 5: Solve for x
    x = 11,239,031.49/3,183.84
  6. Step 6: Final answer
    x = 3,530.02

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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.