Home / 2,273.24-3,409.80-629.90

Finding the Fourth Proportional to 2,273.24, 3,409.80 and 629.90

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Solution

The fourth proportional to 2,273.24, 3,409.80 and 629.90 is: 944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.24 : 3,409.80 = 629.90 : x
  2. Step 2: Convert to fraction form
    2,273.24/3,409.80 = 629.90/x
  3. Step 3: Cross multiply
    2,273.24x = 3,409.80 × 629.90
  4. Step 4: Simplify right side
    2,273.24x = 2,147,833.02
  5. Step 5: Solve for x
    x = 2,147,833.02/2,273.24
  6. Step 6: Final answer
    x = 944.83

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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.