Home / 8,361.28-12,543.60-5,896.96

Finding the Fourth Proportional to 8,361.28, 12,543.60 and 5,896.96

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Solution

The fourth proportional to 8,361.28, 12,543.60 and 5,896.96 is: 8,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.28 : 12,543.60 = 5,896.96 : x
  2. Step 2: Convert to fraction form
    8,361.28/12,543.60 = 5,896.96/x
  3. Step 3: Cross multiply
    8,361.28x = 12,543.60 × 5,896.96
  4. Step 4: Simplify right side
    8,361.28x = 73,969,107.46
  5. Step 5: Solve for x
    x = 73,969,107.46/8,361.28
  6. Step 6: Final answer
    x = 8,846.62

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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.