Home / 2,511.50-3,768.56-1,823.85

Finding the Fourth Proportional to 2,511.50, 3,768.56 and 1,823.85

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Solution

The fourth proportional to 2,511.50, 3,768.56 and 1,823.85 is: 2,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.50 : 3,768.56 = 1,823.85 : x
  2. Step 2: Convert to fraction form
    2,511.50/3,768.56 = 1,823.85/x
  3. Step 3: Cross multiply
    2,511.50x = 3,768.56 × 1,823.85
  4. Step 4: Simplify right side
    2,511.50x = 6,873,288.16
  5. Step 5: Solve for x
    x = 6,873,288.16/2,511.50
  6. Step 6: Final answer
    x = 2,736.73

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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.