Home / 2,839.08-3,916.83-1,719.27

Finding the Fourth Proportional to 2,839.08, 3,916.83 and 1,719.27

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Solution

The fourth proportional to 2,839.08, 3,916.83 and 1,719.27 is: 2,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.08 : 3,916.83 = 1,719.27 : x
  2. Step 2: Convert to fraction form
    2,839.08/3,916.83 = 1,719.27/x
  3. Step 3: Cross multiply
    2,839.08x = 3,916.83 × 1,719.27
  4. Step 4: Simplify right side
    2,839.08x = 6,734,088.31
  5. Step 5: Solve for x
    x = 6,734,088.31/2,839.08
  6. Step 6: Final answer
    x = 2,371.93

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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.