Home / 3,376.08-5,072.64-2,144.07

Finding the Fourth Proportional to 3,376.08, 5,072.64 and 2,144.07

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Solution

The fourth proportional to 3,376.08, 5,072.64 and 2,144.07 is: 3,221.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.08 : 5,072.64 = 2,144.07 : x
  2. Step 2: Convert to fraction form
    3,376.08/5,072.64 = 2,144.07/x
  3. Step 3: Cross multiply
    3,376.08x = 5,072.64 × 2,144.07
  4. Step 4: Simplify right side
    3,376.08x = 10,876,095.24
  5. Step 5: Solve for x
    x = 10,876,095.24/3,376.08
  6. Step 6: Final answer
    x = 3,221.52

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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.