Home / 1,822.70-2,736.10-1,083.91

Finding the Fourth Proportional to 1,822.70, 2,736.10 and 1,083.91

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Solution

The fourth proportional to 1,822.70, 2,736.10 and 1,083.91 is: 1,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.70 : 2,736.10 = 1,083.91 : x
  2. Step 2: Convert to fraction form
    1,822.70/2,736.10 = 1,083.91/x
  3. Step 3: Cross multiply
    1,822.70x = 2,736.10 × 1,083.91
  4. Step 4: Simplify right side
    1,822.70x = 2,965,680.73
  5. Step 5: Solve for x
    x = 2,965,680.73/1,822.70
  6. Step 6: Final answer
    x = 1,627.08

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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.