Home / 2,511.81-3,764.73-1,893.48

Finding the Fourth Proportional to 2,511.81, 3,764.73 and 1,893.48

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Solution

The fourth proportional to 2,511.81, 3,764.73 and 1,893.48 is: 2,837.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.81 : 3,764.73 = 1,893.48 : x
  2. Step 2: Convert to fraction form
    2,511.81/3,764.73 = 1,893.48/x
  3. Step 3: Cross multiply
    2,511.81x = 3,764.73 × 1,893.48
  4. Step 4: Simplify right side
    2,511.81x = 7,128,440.96
  5. Step 5: Solve for x
    x = 7,128,440.96/2,511.81
  6. Step 6: Final answer
    x = 2,837.97

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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.