Home / 3,241.62-4,862.50-1,161.76

Finding the Fourth Proportional to 3,241.62, 4,862.50 and 1,161.76

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Solution

The fourth proportional to 3,241.62, 4,862.50 and 1,161.76 is: 1,742.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.62 : 4,862.50 = 1,161.76 : x
  2. Step 2: Convert to fraction form
    3,241.62/4,862.50 = 1,161.76/x
  3. Step 3: Cross multiply
    3,241.62x = 4,862.50 × 1,161.76
  4. Step 4: Simplify right side
    3,241.62x = 5,649,058
  5. Step 5: Solve for x
    x = 5,649,058/3,241.62
  6. Step 6: Final answer
    x = 1,742.67

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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.