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Finding the Fourth Proportional to 2,322.52, 3,481.80 and 1,837.80

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Solution

The fourth proportional to 2,322.52, 3,481.80 and 1,837.80 is: 2,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.52 : 3,481.80 = 1,837.80 : x
  2. Step 2: Convert to fraction form
    2,322.52/3,481.80 = 1,837.80/x
  3. Step 3: Cross multiply
    2,322.52x = 3,481.80 × 1,837.80
  4. Step 4: Simplify right side
    2,322.52x = 6,398,852.04
  5. Step 5: Solve for x
    x = 6,398,852.04/2,322.52
  6. Step 6: Final answer
    x = 2,755.13

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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.