Home / 2,773.26-3,826.44-1,724.76

Finding the Fourth Proportional to 2,773.26, 3,826.44 and 1,724.76

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Solution

The fourth proportional to 2,773.26, 3,826.44 and 1,724.76 is: 2,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.26 : 3,826.44 = 1,724.76 : x
  2. Step 2: Convert to fraction form
    2,773.26/3,826.44 = 1,724.76/x
  3. Step 3: Cross multiply
    2,773.26x = 3,826.44 × 1,724.76
  4. Step 4: Simplify right side
    2,773.26x = 6,599,690.65
  5. Step 5: Solve for x
    x = 6,599,690.65/2,773.26
  6. Step 6: Final answer
    x = 2,379.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.