Home / 2,509.25-3,763.79-1,193.96

Finding the Fourth Proportional to 2,509.25, 3,763.79 and 1,193.96

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Solution

The fourth proportional to 2,509.25, 3,763.79 and 1,193.96 is: 1,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509.25 : 3,763.79 = 1,193.96 : x
  2. Step 2: Convert to fraction form
    2,509.25/3,763.79 = 1,193.96/x
  3. Step 3: Cross multiply
    2,509.25x = 3,763.79 × 1,193.96
  4. Step 4: Simplify right side
    2,509.25x = 4,493,789.92
  5. Step 5: Solve for x
    x = 4,493,789.92/2,509.25
  6. Step 6: Final answer
    x = 1,790.89

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1.5x scale

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.