Home / 3,581.48-5,370.32-2,195.46

Finding the Fourth Proportional to 3,581.48, 5,370.32 and 2,195.46

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Solution

The fourth proportional to 3,581.48, 5,370.32 and 2,195.46 is: 3,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.48 : 5,370.32 = 2,195.46 : x
  2. Step 2: Convert to fraction form
    3,581.48/5,370.32 = 2,195.46/x
  3. Step 3: Cross multiply
    3,581.48x = 5,370.32 × 2,195.46
  4. Step 4: Simplify right side
    3,581.48x = 11,790,328.24
  5. Step 5: Solve for x
    x = 11,790,328.24/3,581.48
  6. Step 6: Final answer
    x = 3,292.02

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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.