Home / 2,793.45-3,853.26-2,008.56

Finding the Fourth Proportional to 2,793.45, 3,853.26 and 2,008.56

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Solution

The fourth proportional to 2,793.45, 3,853.26 and 2,008.56 is: 2,770.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.45 : 3,853.26 = 2,008.56 : x
  2. Step 2: Convert to fraction form
    2,793.45/3,853.26 = 2,008.56/x
  3. Step 3: Cross multiply
    2,793.45x = 3,853.26 × 2,008.56
  4. Step 4: Simplify right side
    2,793.45x = 7,739,503.91
  5. Step 5: Solve for x
    x = 7,739,503.91/2,793.45
  6. Step 6: Final answer
    x = 2,770.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.