Home / 2,084.09-2,874.79-1,375.94

Finding the Fourth Proportional to 2,084.09, 2,874.79 and 1,375.94

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Solution

The fourth proportional to 2,084.09, 2,874.79 and 1,375.94 is: 1,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.09 : 2,874.79 = 1,375.94 : x
  2. Step 2: Convert to fraction form
    2,084.09/2,874.79 = 1,375.94/x
  3. Step 3: Cross multiply
    2,084.09x = 2,874.79 × 1,375.94
  4. Step 4: Simplify right side
    2,084.09x = 3,955,538.86
  5. Step 5: Solve for x
    x = 3,955,538.86/2,084.09
  6. Step 6: Final answer
    x = 1,897.97

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