Home / 3,172.44-4,755.96-1,226.01

Finding the Fourth Proportional to 3,172.44, 4,755.96 and 1,226.01

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Solution

The fourth proportional to 3,172.44, 4,755.96 and 1,226.01 is: 1,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.44 : 4,755.96 = 1,226.01 : x
  2. Step 2: Convert to fraction form
    3,172.44/4,755.96 = 1,226.01/x
  3. Step 3: Cross multiply
    3,172.44x = 4,755.96 × 1,226.01
  4. Step 4: Simplify right side
    3,172.44x = 5,830,854.52
  5. Step 5: Solve for x
    x = 5,830,854.52/3,172.44
  6. Step 6: Final answer
    x = 1,837.97

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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.