Home / 4,119.42-6,177.86-1,486.59

Finding the Fourth Proportional to 4,119.42, 6,177.86 and 1,486.59

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Solution

The fourth proportional to 4,119.42, 6,177.86 and 1,486.59 is: 2,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.42 : 6,177.86 = 1,486.59 : x
  2. Step 2: Convert to fraction form
    4,119.42/6,177.86 = 1,486.59/x
  3. Step 3: Cross multiply
    4,119.42x = 6,177.86 × 1,486.59
  4. Step 4: Simplify right side
    4,119.42x = 9,183,906.58
  5. Step 5: Solve for x
    x = 9,183,906.58/4,119.42
  6. Step 6: Final answer
    x = 2,229.42

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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.