Home / 2,273.06-3,409.20-629.17

Finding the Fourth Proportional to 2,273.06, 3,409.20 and 629.17

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Solution

The fourth proportional to 2,273.06, 3,409.20 and 629.17 is: 943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.06 : 3,409.20 = 629.17 : x
  2. Step 2: Convert to fraction form
    2,273.06/3,409.20 = 629.17/x
  3. Step 3: Cross multiply
    2,273.06x = 3,409.20 × 629.17
  4. Step 4: Simplify right side
    2,273.06x = 2,144,957.84
  5. Step 5: Solve for x
    x = 2,144,957.84/2,273.06
  6. Step 6: Final answer
    x = 943.64

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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.