Home / 3,213.24-4,434.09-1,796.98

Finding the Fourth Proportional to 3,213.24, 4,434.09 and 1,796.98

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Solution

The fourth proportional to 3,213.24, 4,434.09 and 1,796.98 is: 2,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.24 : 4,434.09 = 1,796.98 : x
  2. Step 2: Convert to fraction form
    3,213.24/4,434.09 = 1,796.98/x
  3. Step 3: Cross multiply
    3,213.24x = 4,434.09 × 1,796.98
  4. Step 4: Simplify right side
    3,213.24x = 7,967,971.05
  5. Step 5: Solve for x
    x = 7,967,971.05/3,213.24
  6. Step 6: Final answer
    x = 2,479.73

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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.