Home / 2,948.38-4,419.99-1,192.30

Finding the Fourth Proportional to 2,948.38, 4,419.99 and 1,192.30

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Solution

The fourth proportional to 2,948.38, 4,419.99 and 1,192.30 is: 1,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.38 : 4,419.99 = 1,192.30 : x
  2. Step 2: Convert to fraction form
    2,948.38/4,419.99 = 1,192.30/x
  3. Step 3: Cross multiply
    2,948.38x = 4,419.99 × 1,192.30
  4. Step 4: Simplify right side
    2,948.38x = 5,269,954.08
  5. Step 5: Solve for x
    x = 5,269,954.08/2,948.38
  6. Step 6: Final answer
    x = 1,787.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.