Home / 2,448.48-3,378.89-1,329.41

Finding the Fourth Proportional to 2,448.48, 3,378.89 and 1,329.41

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Solution

The fourth proportional to 2,448.48, 3,378.89 and 1,329.41 is: 1,834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.48 : 3,378.89 = 1,329.41 : x
  2. Step 2: Convert to fraction form
    2,448.48/3,378.89 = 1,329.41/x
  3. Step 3: Cross multiply
    2,448.48x = 3,378.89 × 1,329.41
  4. Step 4: Simplify right side
    2,448.48x = 4,491,930.15
  5. Step 5: Solve for x
    x = 4,491,930.15/2,448.48
  6. Step 6: Final answer
    x = 1,834.58

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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.