Home / 5,200.55-7,793.53-2,730.38

Finding the Fourth Proportional to 5,200.55, 7,793.53 and 2,730.38

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Solution

The fourth proportional to 5,200.55, 7,793.53 and 2,730.38 is: 4,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.55 : 7,793.53 = 2,730.38 : x
  2. Step 2: Convert to fraction form
    5,200.55/7,793.53 = 2,730.38/x
  3. Step 3: Cross multiply
    5,200.55x = 7,793.53 × 2,730.38
  4. Step 4: Simplify right side
    5,200.55x = 21,279,259.47
  5. Step 5: Solve for x
    x = 21,279,259.47/5,200.55
  6. Step 6: Final answer
    x = 4,091.73

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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.