Home / 3,241.95-4,861.68-1,161.57

Finding the Fourth Proportional to 3,241.95, 4,861.68 and 1,161.57

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Solution

The fourth proportional to 3,241.95, 4,861.68 and 1,161.57 is: 1,741.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.95 : 4,861.68 = 1,161.57 : x
  2. Step 2: Convert to fraction form
    3,241.95/4,861.68 = 1,161.57/x
  3. Step 3: Cross multiply
    3,241.95x = 4,861.68 × 1,161.57
  4. Step 4: Simplify right side
    3,241.95x = 5,647,181.64
  5. Step 5: Solve for x
    x = 5,647,181.64/3,241.95
  6. Step 6: Final answer
    x = 1,741.91

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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.