Home / 2,194.22-3,027.62-1,355.64

Finding the Fourth Proportional to 2,194.22, 3,027.62 and 1,355.64

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Solution

The fourth proportional to 2,194.22, 3,027.62 and 1,355.64 is: 1,870.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.22 : 3,027.62 = 1,355.64 : x
  2. Step 2: Convert to fraction form
    2,194.22/3,027.62 = 1,355.64/x
  3. Step 3: Cross multiply
    2,194.22x = 3,027.62 × 1,355.64
  4. Step 4: Simplify right side
    2,194.22x = 4,104,362.78
  5. Step 5: Solve for x
    x = 4,104,362.78/2,194.22
  6. Step 6: Final answer
    x = 1,870.53

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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.