Home / 2,213.63-3,322.26-1,059.38

Finding the Fourth Proportional to 2,213.63, 3,322.26 and 1,059.38

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Solution

The fourth proportional to 2,213.63, 3,322.26 and 1,059.38 is: 1,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.63 : 3,322.26 = 1,059.38 : x
  2. Step 2: Convert to fraction form
    2,213.63/3,322.26 = 1,059.38/x
  3. Step 3: Cross multiply
    2,213.63x = 3,322.26 × 1,059.38
  4. Step 4: Simplify right side
    2,213.63x = 3,519,535.80
  5. Step 5: Solve for x
    x = 3,519,535.80/2,213.63
  6. Step 6: Final answer
    x = 1,589.94

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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.