Home / 1,902.44-2,851.70-927.34

Finding the Fourth Proportional to 1,902.44, 2,851.70 and 927.34

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Solution

The fourth proportional to 1,902.44, 2,851.70 and 927.34 is: 1,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.44 : 2,851.70 = 927.34 : x
  2. Step 2: Convert to fraction form
    1,902.44/2,851.70 = 927.34/x
  3. Step 3: Cross multiply
    1,902.44x = 2,851.70 × 927.34
  4. Step 4: Simplify right side
    1,902.44x = 2,644,481.22
  5. Step 5: Solve for x
    x = 2,644,481.22/1,902.44
  6. Step 6: Final answer
    x = 1,390.05

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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.