Home / 4,228.35-5,835.22-2,738.86

Finding the Fourth Proportional to 4,228.35, 5,835.22 and 2,738.86

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Solution

The fourth proportional to 4,228.35, 5,835.22 and 2,738.86 is: 3,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.35 : 5,835.22 = 2,738.86 : x
  2. Step 2: Convert to fraction form
    4,228.35/5,835.22 = 2,738.86/x
  3. Step 3: Cross multiply
    4,228.35x = 5,835.22 × 2,738.86
  4. Step 4: Simplify right side
    4,228.35x = 15,981,823.44
  5. Step 5: Solve for x
    x = 15,981,823.44/4,228.35
  6. Step 6: Final answer
    x = 3,779.69

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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.