Home / 2,942.73-4,060.94-1,823.72

Finding the Fourth Proportional to 2,942.73, 4,060.94 and 1,823.72

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Solution

The fourth proportional to 2,942.73, 4,060.94 and 1,823.72 is: 2,516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.73 : 4,060.94 = 1,823.72 : x
  2. Step 2: Convert to fraction form
    2,942.73/4,060.94 = 1,823.72/x
  3. Step 3: Cross multiply
    2,942.73x = 4,060.94 × 1,823.72
  4. Step 4: Simplify right side
    2,942.73x = 7,405,988.07
  5. Step 5: Solve for x
    x = 7,405,988.07/2,942.73
  6. Step 6: Final answer
    x = 2,516.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.