Home / 3,202.97-4,419.92-1,805.63

Finding the Fourth Proportional to 3,202.97, 4,419.92 and 1,805.63

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Solution

The fourth proportional to 3,202.97, 4,419.92 and 1,805.63 is: 2,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.97 : 4,419.92 = 1,805.63 : x
  2. Step 2: Convert to fraction form
    3,202.97/4,419.92 = 1,805.63/x
  3. Step 3: Cross multiply
    3,202.97x = 4,419.92 × 1,805.63
  4. Step 4: Simplify right side
    3,202.97x = 7,980,722.56
  5. Step 5: Solve for x
    x = 7,980,722.56/3,202.97
  6. Step 6: Final answer
    x = 2,491.67

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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.