Home / 2,241.82-3,093.54-1,247.08

Finding the Fourth Proportional to 2,241.82, 3,093.54 and 1,247.08

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Solution

The fourth proportional to 2,241.82, 3,093.54 and 1,247.08 is: 1,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.82 : 3,093.54 = 1,247.08 : x
  2. Step 2: Convert to fraction form
    2,241.82/3,093.54 = 1,247.08/x
  3. Step 3: Cross multiply
    2,241.82x = 3,093.54 × 1,247.08
  4. Step 4: Simplify right side
    2,241.82x = 3,857,891.86
  5. Step 5: Solve for x
    x = 3,857,891.86/2,241.82
  6. Step 6: Final answer
    x = 1,720.87

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1.5x scale

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.