Home / 2,196.70-3,297.64-1,734.80

Finding the Fourth Proportional to 2,196.70, 3,297.64 and 1,734.80

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Solution

The fourth proportional to 2,196.70, 3,297.64 and 1,734.80 is: 2,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.70 : 3,297.64 = 1,734.80 : x
  2. Step 2: Convert to fraction form
    2,196.70/3,297.64 = 1,734.80/x
  3. Step 3: Cross multiply
    2,196.70x = 3,297.64 × 1,734.80
  4. Step 4: Simplify right side
    2,196.70x = 5,720,745.87
  5. Step 5: Solve for x
    x = 5,720,745.87/2,196.70
  6. Step 6: Final answer
    x = 2,604.25

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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.