Home / 2,255.18-3,381.48-1,791.59

Finding the Fourth Proportional to 2,255.18, 3,381.48 and 1,791.59

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Solution

The fourth proportional to 2,255.18, 3,381.48 and 1,791.59 is: 2,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.18 : 3,381.48 = 1,791.59 : x
  2. Step 2: Convert to fraction form
    2,255.18/3,381.48 = 1,791.59/x
  3. Step 3: Cross multiply
    2,255.18x = 3,381.48 × 1,791.59
  4. Step 4: Simplify right side
    2,255.18x = 6,058,208.85
  5. Step 5: Solve for x
    x = 6,058,208.85/2,255.18
  6. Step 6: Final answer
    x = 2,686.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.