Home / 3,183.11-4,771.47-1,514.31

Finding the Fourth Proportional to 3,183.11, 4,771.47 and 1,514.31

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Solution

The fourth proportional to 3,183.11, 4,771.47 and 1,514.31 is: 2,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.11 : 4,771.47 = 1,514.31 : x
  2. Step 2: Convert to fraction form
    3,183.11/4,771.47 = 1,514.31/x
  3. Step 3: Cross multiply
    3,183.11x = 4,771.47 × 1,514.31
  4. Step 4: Simplify right side
    3,183.11x = 7,225,460.88
  5. Step 5: Solve for x
    x = 7,225,460.88/3,183.11
  6. Step 6: Final answer
    x = 2,269.94

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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.