Home / 3,026.73-4,175.31-1,905.54

Finding the Fourth Proportional to 3,026.73, 4,175.31 and 1,905.54

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Solution

The fourth proportional to 3,026.73, 4,175.31 and 1,905.54 is: 2,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.73 : 4,175.31 = 1,905.54 : x
  2. Step 2: Convert to fraction form
    3,026.73/4,175.31 = 1,905.54/x
  3. Step 3: Cross multiply
    3,026.73x = 4,175.31 × 1,905.54
  4. Step 4: Simplify right side
    3,026.73x = 7,956,220.22
  5. Step 5: Solve for x
    x = 7,956,220.22/3,026.73
  6. Step 6: Final answer
    x = 2,628.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.