Home / 3,918.03-5,877.91-1,944.73

Finding the Fourth Proportional to 3,918.03, 5,877.91 and 1,944.73

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Solution

The fourth proportional to 3,918.03, 5,877.91 and 1,944.73 is: 2,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.03 : 5,877.91 = 1,944.73 : x
  2. Step 2: Convert to fraction form
    3,918.03/5,877.91 = 1,944.73/x
  3. Step 3: Cross multiply
    3,918.03x = 5,877.91 × 1,944.73
  4. Step 4: Simplify right side
    3,918.03x = 11,430,957.69
  5. Step 5: Solve for x
    x = 11,430,957.69/3,918.03
  6. Step 6: Final answer
    x = 2,917.53

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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.