Home / 9,190.78-13,777.96-3,343.27

Finding the Fourth Proportional to 9,190.78, 13,777.96 and 3,343.27

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Solution

The fourth proportional to 9,190.78, 13,777.96 and 3,343.27 is: 5,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.78 : 13,777.96 = 3,343.27 : x
  2. Step 2: Convert to fraction form
    9,190.78/13,777.96 = 3,343.27/x
  3. Step 3: Cross multiply
    9,190.78x = 13,777.96 × 3,343.27
  4. Step 4: Simplify right side
    9,190.78x = 46,063,440.33
  5. Step 5: Solve for x
    x = 46,063,440.33/9,190.78
  6. Step 6: Final answer
    x = 5,011.92

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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.