Home / 2,758.14-3,806.45-1,579.29

Finding the Fourth Proportional to 2,758.14, 3,806.45 and 1,579.29

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Solution

The fourth proportional to 2,758.14, 3,806.45 and 1,579.29 is: 2,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758.14 : 3,806.45 = 1,579.29 : x
  2. Step 2: Convert to fraction form
    2,758.14/3,806.45 = 1,579.29/x
  3. Step 3: Cross multiply
    2,758.14x = 3,806.45 × 1,579.29
  4. Step 4: Simplify right side
    2,758.14x = 6,011,488.42
  5. Step 5: Solve for x
    x = 6,011,488.42/2,758.14
  6. Step 6: Final answer
    x = 2,179.54

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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.