Home / 3,086.85-4,624.20-1,850.59

Finding the Fourth Proportional to 3,086.85, 4,624.20 and 1,850.59

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Solution

The fourth proportional to 3,086.85, 4,624.20 and 1,850.59 is: 2,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.85 : 4,624.20 = 1,850.59 : x
  2. Step 2: Convert to fraction form
    3,086.85/4,624.20 = 1,850.59/x
  3. Step 3: Cross multiply
    3,086.85x = 4,624.20 × 1,850.59
  4. Step 4: Simplify right side
    3,086.85x = 8,557,486.72
  5. Step 5: Solve for x
    x = 8,557,486.72/3,086.85
  6. Step 6: Final answer
    x = 2,772.24

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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.