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Finding the Fourth Proportional to 1,837.92, 2,752.56 and 1,450.56

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Solution

The fourth proportional to 1,837.92, 2,752.56 and 1,450.56 is: 2,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.92 : 2,752.56 = 1,450.56 : x
  2. Step 2: Convert to fraction form
    1,837.92/2,752.56 = 1,450.56/x
  3. Step 3: Cross multiply
    1,837.92x = 2,752.56 × 1,450.56
  4. Step 4: Simplify right side
    1,837.92x = 3,992,753.43
  5. Step 5: Solve for x
    x = 3,992,753.43/1,837.92
  6. Step 6: Final answer
    x = 2,172.43

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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.