Home / 2,241.89-3,363.03-1,147.17

Finding the Fourth Proportional to 2,241.89, 3,363.03 and 1,147.17

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Solution

The fourth proportional to 2,241.89, 3,363.03 and 1,147.17 is: 1,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.89 : 3,363.03 = 1,147.17 : x
  2. Step 2: Convert to fraction form
    2,241.89/3,363.03 = 1,147.17/x
  3. Step 3: Cross multiply
    2,241.89x = 3,363.03 × 1,147.17
  4. Step 4: Simplify right side
    2,241.89x = 3,857,967.13
  5. Step 5: Solve for x
    x = 3,857,967.13/2,241.89
  6. Step 6: Final answer
    x = 1,720.85

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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.