Home / 2,245.42-3,365.97-1,090.54

Finding the Fourth Proportional to 2,245.42, 3,365.97 and 1,090.54

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Solution

The fourth proportional to 2,245.42, 3,365.97 and 1,090.54 is: 1,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.42 : 3,365.97 = 1,090.54 : x
  2. Step 2: Convert to fraction form
    2,245.42/3,365.97 = 1,090.54/x
  3. Step 3: Cross multiply
    2,245.42x = 3,365.97 × 1,090.54
  4. Step 4: Simplify right side
    2,245.42x = 3,670,724.92
  5. Step 5: Solve for x
    x = 3,670,724.92/2,245.42
  6. Step 6: Final answer
    x = 1,634.76

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1.5x scale

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.