Home / 2,241.26-3,090.16-1,443.23

Finding the Fourth Proportional to 2,241.26, 3,090.16 and 1,443.23

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Solution

The fourth proportional to 2,241.26, 3,090.16 and 1,443.23 is: 1,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.26 : 3,090.16 = 1,443.23 : x
  2. Step 2: Convert to fraction form
    2,241.26/3,090.16 = 1,443.23/x
  3. Step 3: Cross multiply
    2,241.26x = 3,090.16 × 1,443.23
  4. Step 4: Simplify right side
    2,241.26x = 4,459,811.62
  5. Step 5: Solve for x
    x = 4,459,811.62/2,241.26
  6. Step 6: Final answer
    x = 1,989.87

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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.