Home / 4,514.87-6,771.66-1,228.02

Finding the Fourth Proportional to 4,514.87, 6,771.66 and 1,228.02

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Solution

The fourth proportional to 4,514.87, 6,771.66 and 1,228.02 is: 1,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.87 : 6,771.66 = 1,228.02 : x
  2. Step 2: Convert to fraction form
    4,514.87/6,771.66 = 1,228.02/x
  3. Step 3: Cross multiply
    4,514.87x = 6,771.66 × 1,228.02
  4. Step 4: Simplify right side
    4,514.87x = 8,315,733.91
  5. Step 5: Solve for x
    x = 8,315,733.91/4,514.87
  6. Step 6: Final answer
    x = 1,841.85

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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.