Home / 1,974.66-2,961.36-1,845.25

Finding the Fourth Proportional to 1,974.66, 2,961.36 and 1,845.25

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Solution

The fourth proportional to 1,974.66, 2,961.36 and 1,845.25 is: 2,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.66 : 2,961.36 = 1,845.25 : x
  2. Step 2: Convert to fraction form
    1,974.66/2,961.36 = 1,845.25/x
  3. Step 3: Cross multiply
    1,974.66x = 2,961.36 × 1,845.25
  4. Step 4: Simplify right side
    1,974.66x = 5,464,449.54
  5. Step 5: Solve for x
    x = 5,464,449.54/1,974.66
  6. Step 6: Final answer
    x = 2,767.29

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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.