Home / 10,704.53-16,059.09-5,440.25

Finding the Fourth Proportional to 10,704.53, 16,059.09 and 5,440.25

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Solution

The fourth proportional to 10,704.53, 16,059.09 and 5,440.25 is: 8,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.53 : 16,059.09 = 5,440.25 : x
  2. Step 2: Convert to fraction form
    10,704.53/16,059.09 = 5,440.25/x
  3. Step 3: Cross multiply
    10,704.53x = 16,059.09 × 5,440.25
  4. Step 4: Simplify right side
    10,704.53x = 87,365,384.08
  5. Step 5: Solve for x
    x = 87,365,384.08/10,704.53
  6. Step 6: Final answer
    x = 8,161.54

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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.