Home / 2,759.06-4,139.24-1,027.69

Finding the Fourth Proportional to 2,759.06, 4,139.24 and 1,027.69

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Solution

The fourth proportional to 2,759.06, 4,139.24 and 1,027.69 is: 1,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.06 : 4,139.24 = 1,027.69 : x
  2. Step 2: Convert to fraction form
    2,759.06/4,139.24 = 1,027.69/x
  3. Step 3: Cross multiply
    2,759.06x = 4,139.24 × 1,027.69
  4. Step 4: Simplify right side
    2,759.06x = 4,253,840.07
  5. Step 5: Solve for x
    x = 4,253,840.07/2,759.06
  6. Step 6: Final answer
    x = 1,541.77

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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.