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Finding the Fourth Proportional to 1,825.58, 2,736.25 and 730.26

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Solution

The fourth proportional to 1,825.58, 2,736.25 and 730.26 is: 1,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.58 : 2,736.25 = 730.26 : x
  2. Step 2: Convert to fraction form
    1,825.58/2,736.25 = 730.26/x
  3. Step 3: Cross multiply
    1,825.58x = 2,736.25 × 730.26
  4. Step 4: Simplify right side
    1,825.58x = 1,998,172.10
  5. Step 5: Solve for x
    x = 1,998,172.10/1,825.58
  6. Step 6: Final answer
    x = 1,094.54

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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.