Home / 6,240.21-8,614.26-3,883.92

Finding the Fourth Proportional to 6,240.21, 8,614.26 and 3,883.92

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Solution

The fourth proportional to 6,240.21, 8,614.26 and 3,883.92 is: 5,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.21 : 8,614.26 = 3,883.92 : x
  2. Step 2: Convert to fraction form
    6,240.21/8,614.26 = 3,883.92/x
  3. Step 3: Cross multiply
    6,240.21x = 8,614.26 × 3,883.92
  4. Step 4: Simplify right side
    6,240.21x = 33,457,096.70
  5. Step 5: Solve for x
    x = 33,457,096.70/6,240.21
  6. Step 6: Final answer
    x = 5,361.53

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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.