Home / 2,833.30-4,247.89-1,906.55

Finding the Fourth Proportional to 2,833.30, 4,247.89 and 1,906.55

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Solution

The fourth proportional to 2,833.30, 4,247.89 and 1,906.55 is: 2,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.30 : 4,247.89 = 1,906.55 : x
  2. Step 2: Convert to fraction form
    2,833.30/4,247.89 = 1,906.55/x
  3. Step 3: Cross multiply
    2,833.30x = 4,247.89 × 1,906.55
  4. Step 4: Simplify right side
    2,833.30x = 8,098,814.68
  5. Step 5: Solve for x
    x = 8,098,814.68/2,833.30
  6. Step 6: Final answer
    x = 2,858.44

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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.