Home / 2,826.94-4,239.35-1,183.60

Finding the Fourth Proportional to 2,826.94, 4,239.35 and 1,183.60

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Solution

The fourth proportional to 2,826.94, 4,239.35 and 1,183.60 is: 1,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.94 : 4,239.35 = 1,183.60 : x
  2. Step 2: Convert to fraction form
    2,826.94/4,239.35 = 1,183.60/x
  3. Step 3: Cross multiply
    2,826.94x = 4,239.35 × 1,183.60
  4. Step 4: Simplify right side
    2,826.94x = 5,017,688.74
  5. Step 5: Solve for x
    x = 5,017,688.74/2,826.94
  6. Step 6: Final answer
    x = 1,774.95

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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.