Home / 3,297.24-4,550.49-2,118.66

Finding the Fourth Proportional to 3,297.24, 4,550.49 and 2,118.66

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Solution

The fourth proportional to 3,297.24, 4,550.49 and 2,118.66 is: 2,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.24 : 4,550.49 = 2,118.66 : x
  2. Step 2: Convert to fraction form
    3,297.24/4,550.49 = 2,118.66/x
  3. Step 3: Cross multiply
    3,297.24x = 4,550.49 × 2,118.66
  4. Step 4: Simplify right side
    3,297.24x = 9,640,941.14
  5. Step 5: Solve for x
    x = 9,640,941.14/3,297.24
  6. Step 6: Final answer
    x = 2,923.94

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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.