Home / 3,213.33-4,434.05-1,796.87

Finding the Fourth Proportional to 3,213.33, 4,434.05 and 1,796.87

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Solution

The fourth proportional to 3,213.33, 4,434.05 and 1,796.87 is: 2,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.33 : 4,434.05 = 1,796.87 : x
  2. Step 2: Convert to fraction form
    3,213.33/4,434.05 = 1,796.87/x
  3. Step 3: Cross multiply
    3,213.33x = 4,434.05 × 1,796.87
  4. Step 4: Simplify right side
    3,213.33x = 7,967,427.00
  5. Step 5: Solve for x
    x = 7,967,427.00/3,213.33
  6. Step 6: Final answer
    x = 2,479.49

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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.