Home / 1,826.45-2,736.48-1,520.27

Finding the Fourth Proportional to 1,826.45, 2,736.48 and 1,520.27

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Solution

The fourth proportional to 1,826.45, 2,736.48 and 1,520.27 is: 2,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.45 : 2,736.48 = 1,520.27 : x
  2. Step 2: Convert to fraction form
    1,826.45/2,736.48 = 1,520.27/x
  3. Step 3: Cross multiply
    1,826.45x = 2,736.48 × 1,520.27
  4. Step 4: Simplify right side
    1,826.45x = 4,160,190.73
  5. Step 5: Solve for x
    x = 4,160,190.73/1,826.45
  6. Step 6: Final answer
    x = 2,277.75

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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.