Home / 2,183.30-3,273.64-949.67

Finding the Fourth Proportional to 2,183.30, 3,273.64 and 949.67

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Solution

The fourth proportional to 2,183.30, 3,273.64 and 949.67 is: 1,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.30 : 3,273.64 = 949.67 : x
  2. Step 2: Convert to fraction form
    2,183.30/3,273.64 = 949.67/x
  3. Step 3: Cross multiply
    2,183.30x = 3,273.64 × 949.67
  4. Step 4: Simplify right side
    2,183.30x = 3,108,883.51
  5. Step 5: Solve for x
    x = 3,108,883.51/2,183.30
  6. Step 6: Final answer
    x = 1,423.94

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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.