Home / 2,112.09-3,168.77-1,496.98

Finding the Fourth Proportional to 2,112.09, 3,168.77 and 1,496.98

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Solution

The fourth proportional to 2,112.09, 3,168.77 and 1,496.98 is: 2,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112.09 : 3,168.77 = 1,496.98 : x
  2. Step 2: Convert to fraction form
    2,112.09/3,168.77 = 1,496.98/x
  3. Step 3: Cross multiply
    2,112.09x = 3,168.77 × 1,496.98
  4. Step 4: Simplify right side
    2,112.09x = 4,743,585.31
  5. Step 5: Solve for x
    x = 4,743,585.31/2,112.09
  6. Step 6: Final answer
    x = 2,245.92

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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.