Home / 2,195.21-3,292.99-734.37

Finding the Fourth Proportional to 2,195.21, 3,292.99 and 734.37

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Solution

The fourth proportional to 2,195.21, 3,292.99 and 734.37 is: 1,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.21 : 3,292.99 = 734.37 : x
  2. Step 2: Convert to fraction form
    2,195.21/3,292.99 = 734.37/x
  3. Step 3: Cross multiply
    2,195.21x = 3,292.99 × 734.37
  4. Step 4: Simplify right side
    2,195.21x = 2,418,258.88
  5. Step 5: Solve for x
    x = 2,418,258.88/2,195.21
  6. Step 6: Final answer
    x = 1,101.61

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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.