Home / 2,630.36-3,629.39-1,582.49

Finding the Fourth Proportional to 2,630.36, 3,629.39 and 1,582.49

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Solution

The fourth proportional to 2,630.36, 3,629.39 and 1,582.49 is: 2,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.36 : 3,629.39 = 1,582.49 : x
  2. Step 2: Convert to fraction form
    2,630.36/3,629.39 = 1,582.49/x
  3. Step 3: Cross multiply
    2,630.36x = 3,629.39 × 1,582.49
  4. Step 4: Simplify right side
    2,630.36x = 5,743,447.32
  5. Step 5: Solve for x
    x = 5,743,447.32/2,630.36
  6. Step 6: Final answer
    x = 2,183.53

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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.