Home / 3,917.43-5,873.85-1,577.34

Finding the Fourth Proportional to 3,917.43, 5,873.85 and 1,577.34

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Solution

The fourth proportional to 3,917.43, 5,873.85 and 1,577.34 is: 2,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.43 : 5,873.85 = 1,577.34 : x
  2. Step 2: Convert to fraction form
    3,917.43/5,873.85 = 1,577.34/x
  3. Step 3: Cross multiply
    3,917.43x = 5,873.85 × 1,577.34
  4. Step 4: Simplify right side
    3,917.43x = 9,265,058.56
  5. Step 5: Solve for x
    x = 9,265,058.56/3,917.43
  6. Step 6: Final answer
    x = 2,365.09

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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.