Home / 2,273.84-3,405.83-1,393.73

Finding the Fourth Proportional to 2,273.84, 3,405.83 and 1,393.73

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Solution

The fourth proportional to 2,273.84, 3,405.83 and 1,393.73 is: 2,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.84 : 3,405.83 = 1,393.73 : x
  2. Step 2: Convert to fraction form
    2,273.84/3,405.83 = 1,393.73/x
  3. Step 3: Cross multiply
    2,273.84x = 3,405.83 × 1,393.73
  4. Step 4: Simplify right side
    2,273.84x = 4,746,801.45
  5. Step 5: Solve for x
    x = 4,746,801.45/2,273.84
  6. Step 6: Final answer
    x = 2,087.57

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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.