Home / 2,796.41-4,190.67-2,208.81

Finding the Fourth Proportional to 2,796.41, 4,190.67 and 2,208.81

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Solution

The fourth proportional to 2,796.41, 4,190.67 and 2,208.81 is: 3,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.41 : 4,190.67 = 2,208.81 : x
  2. Step 2: Convert to fraction form
    2,796.41/4,190.67 = 2,208.81/x
  3. Step 3: Cross multiply
    2,796.41x = 4,190.67 × 2,208.81
  4. Step 4: Simplify right side
    2,796.41x = 9,256,393.80
  5. Step 5: Solve for x
    x = 9,256,393.80/2,796.41
  6. Step 6: Final answer
    x = 3,310.10

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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.