Home / 2,758.44-3,806.92-1,579.88

Finding the Fourth Proportional to 2,758.44, 3,806.92 and 1,579.88

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Solution

The fourth proportional to 2,758.44, 3,806.92 and 1,579.88 is: 2,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.44 : 3,806.92 = 1,579.88 : x
  2. Step 2: Convert to fraction form
    2,758.44/3,806.92 = 1,579.88/x
  3. Step 3: Cross multiply
    2,758.44x = 3,806.92 × 1,579.88
  4. Step 4: Simplify right side
    2,758.44x = 6,014,476.77
  5. Step 5: Solve for x
    x = 6,014,476.77/2,758.44
  6. Step 6: Final answer
    x = 2,180.39

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1.5x scale

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.