Home / 1,874.08-2,806.74-1,481.44

Finding the Fourth Proportional to 1,874.08, 2,806.74 and 1,481.44

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Solution

The fourth proportional to 1,874.08, 2,806.74 and 1,481.44 is: 2,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.08 : 2,806.74 = 1,481.44 : x
  2. Step 2: Convert to fraction form
    1,874.08/2,806.74 = 1,481.44/x
  3. Step 3: Cross multiply
    1,874.08x = 2,806.74 × 1,481.44
  4. Step 4: Simplify right side
    1,874.08x = 4,158,023.19
  5. Step 5: Solve for x
    x = 4,158,023.19/1,874.08
  6. Step 6: Final answer
    x = 2,218.71

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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.