Home / 2,863.08-3,951.26-1,604.07

Finding the Fourth Proportional to 2,863.08, 3,951.26 and 1,604.07

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Solution

The fourth proportional to 2,863.08, 3,951.26 and 1,604.07 is: 2,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.08 : 3,951.26 = 1,604.07 : x
  2. Step 2: Convert to fraction form
    2,863.08/3,951.26 = 1,604.07/x
  3. Step 3: Cross multiply
    2,863.08x = 3,951.26 × 1,604.07
  4. Step 4: Simplify right side
    2,863.08x = 6,338,097.63
  5. Step 5: Solve for x
    x = 6,338,097.63/2,863.08
  6. Step 6: Final answer
    x = 2,213.73

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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.