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Finding the Fourth Proportional to 1,822.82, 2,733.18 and 896.36

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Solution

The fourth proportional to 1,822.82, 2,733.18 and 896.36 is: 1,344.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.82 : 2,733.18 = 896.36 : x
  2. Step 2: Convert to fraction form
    1,822.82/2,733.18 = 896.36/x
  3. Step 3: Cross multiply
    1,822.82x = 2,733.18 × 896.36
  4. Step 4: Simplify right side
    1,822.82x = 2,449,913.22
  5. Step 5: Solve for x
    x = 2,449,913.22/1,822.82
  6. Step 6: Final answer
    x = 1,344.02

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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.