Home / 6,942.42-9,580.50-3,798.54

Finding the Fourth Proportional to 6,942.42, 9,580.50 and 3,798.54

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Solution

The fourth proportional to 6,942.42, 9,580.50 and 3,798.54 is: 5,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.42 : 9,580.50 = 3,798.54 : x
  2. Step 2: Convert to fraction form
    6,942.42/9,580.50 = 3,798.54/x
  3. Step 3: Cross multiply
    6,942.42x = 9,580.50 × 3,798.54
  4. Step 4: Simplify right side
    6,942.42x = 36,391,912.47
  5. Step 5: Solve for x
    x = 36,391,912.47/6,942.42
  6. Step 6: Final answer
    x = 5,241.96

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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.