Home / 1,821.82-2,736.47-1,733.32

Finding the Fourth Proportional to 1,821.82, 2,736.47 and 1,733.32

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Solution

The fourth proportional to 1,821.82, 2,736.47 and 1,733.32 is: 2,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821.82 : 2,736.47 = 1,733.32 : x
  2. Step 2: Convert to fraction form
    1,821.82/2,736.47 = 1,733.32/x
  3. Step 3: Cross multiply
    1,821.82x = 2,736.47 × 1,733.32
  4. Step 4: Simplify right side
    1,821.82x = 4,743,178.18
  5. Step 5: Solve for x
    x = 4,743,178.18/1,821.82
  6. Step 6: Final answer
    x = 2,603.54

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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.