Home / 3,230.40-4,833.36-1,914.86

Finding the Fourth Proportional to 3,230.40, 4,833.36 and 1,914.86

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Solution

The fourth proportional to 3,230.40, 4,833.36 and 1,914.86 is: 2,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.40 : 4,833.36 = 1,914.86 : x
  2. Step 2: Convert to fraction form
    3,230.40/4,833.36 = 1,914.86/x
  3. Step 3: Cross multiply
    3,230.40x = 4,833.36 × 1,914.86
  4. Step 4: Simplify right side
    3,230.40x = 9,255,183.56
  5. Step 5: Solve for x
    x = 9,255,183.56/3,230.40
  6. Step 6: Final answer
    x = 2,865.03

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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.