Home / 3,364.03-4,640.20-2,170.54

Finding the Fourth Proportional to 3,364.03, 4,640.20 and 2,170.54

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Solution

The fourth proportional to 3,364.03, 4,640.20 and 2,170.54 is: 2,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.03 : 4,640.20 = 2,170.54 : x
  2. Step 2: Convert to fraction form
    3,364.03/4,640.20 = 2,170.54/x
  3. Step 3: Cross multiply
    3,364.03x = 4,640.20 × 2,170.54
  4. Step 4: Simplify right side
    3,364.03x = 10,071,722.68
  5. Step 5: Solve for x
    x = 10,071,722.68/3,364.03
  6. Step 6: Final answer
    x = 2,993.95

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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.