Home / 2,193.24-3,027.26-1,261.88

Finding the Fourth Proportional to 2,193.24, 3,027.26 and 1,261.88

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Solution

The fourth proportional to 2,193.24, 3,027.26 and 1,261.88 is: 1,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.24 : 3,027.26 = 1,261.88 : x
  2. Step 2: Convert to fraction form
    2,193.24/3,027.26 = 1,261.88/x
  3. Step 3: Cross multiply
    2,193.24x = 3,027.26 × 1,261.88
  4. Step 4: Simplify right side
    2,193.24x = 3,820,038.85
  5. Step 5: Solve for x
    x = 3,820,038.85/2,193.24
  6. Step 6: Final answer
    x = 1,741.73

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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.