Home / 3,241.36-4,861.31-1,161.35

Finding the Fourth Proportional to 3,241.36, 4,861.31 and 1,161.35

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Solution

The fourth proportional to 3,241.36, 4,861.31 and 1,161.35 is: 1,741.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.36 : 4,861.31 = 1,161.35 : x
  2. Step 2: Convert to fraction form
    3,241.36/4,861.31 = 1,161.35/x
  3. Step 3: Cross multiply
    3,241.36x = 4,861.31 × 1,161.35
  4. Step 4: Simplify right side
    3,241.36x = 5,645,682.37
  5. Step 5: Solve for x
    x = 5,645,682.37/3,241.36
  6. Step 6: Final answer
    x = 1,741.76

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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.