Home / 1,826.00-2,738.19-1,132.64

Finding the Fourth Proportional to 1,826.00, 2,738.19 and 1,132.64

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Solution

The fourth proportional to 1,826.00, 2,738.19 and 1,132.64 is: 1,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.00 : 2,738.19 = 1,132.64 : x
  2. Step 2: Convert to fraction form
    1,826.00/2,738.19 = 1,132.64/x
  3. Step 3: Cross multiply
    1,826.00x = 2,738.19 × 1,132.64
  4. Step 4: Simplify right side
    1,826.00x = 3,101,375.85
  5. Step 5: Solve for x
    x = 3,101,375.85/1,826.00
  6. Step 6: Final answer
    x = 1,698.45

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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.