Home / 2,040.54-3,055.94-1,172.22

Finding the Fourth Proportional to 2,040.54, 3,055.94 and 1,172.22

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Solution

The fourth proportional to 2,040.54, 3,055.94 and 1,172.22 is: 1,755.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.54 : 3,055.94 = 1,172.22 : x
  2. Step 2: Convert to fraction form
    2,040.54/3,055.94 = 1,172.22/x
  3. Step 3: Cross multiply
    2,040.54x = 3,055.94 × 1,172.22
  4. Step 4: Simplify right side
    2,040.54x = 3,582,233.99
  5. Step 5: Solve for x
    x = 3,582,233.99/2,040.54
  6. Step 6: Final answer
    x = 1,755.53

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Why These Related Problems?

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