Home / 3,266.72-4,505.69-2,072.07

Finding the Fourth Proportional to 3,266.72, 4,505.69 and 2,072.07

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Solution

The fourth proportional to 3,266.72, 4,505.69 and 2,072.07 is: 2,857.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.72 : 4,505.69 = 2,072.07 : x
  2. Step 2: Convert to fraction form
    3,266.72/4,505.69 = 2,072.07/x
  3. Step 3: Cross multiply
    3,266.72x = 4,505.69 × 2,072.07
  4. Step 4: Simplify right side
    3,266.72x = 9,336,105.08
  5. Step 5: Solve for x
    x = 9,336,105.08/3,266.72
  6. Step 6: Final answer
    x = 2,857.94

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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.