Home / 2,241.66-3,094.12-1,297.80

Finding the Fourth Proportional to 2,241.66, 3,094.12 and 1,297.80

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Solution

The fourth proportional to 2,241.66, 3,094.12 and 1,297.80 is: 1,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.66 : 3,094.12 = 1,297.80 : x
  2. Step 2: Convert to fraction form
    2,241.66/3,094.12 = 1,297.80/x
  3. Step 3: Cross multiply
    2,241.66x = 3,094.12 × 1,297.80
  4. Step 4: Simplify right side
    2,241.66x = 4,015,548.94
  5. Step 5: Solve for x
    x = 4,015,548.94/2,241.66
  6. Step 6: Final answer
    x = 1,791.33

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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.