Home / 6,173.50-8,519.46-3,520.88

Finding the Fourth Proportional to 6,173.50, 8,519.46 and 3,520.88

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Solution

The fourth proportional to 6,173.50, 8,519.46 and 3,520.88 is: 4,858.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.50 : 8,519.46 = 3,520.88 : x
  2. Step 2: Convert to fraction form
    6,173.50/8,519.46 = 3,520.88/x
  3. Step 3: Cross multiply
    6,173.50x = 8,519.46 × 3,520.88
  4. Step 4: Simplify right side
    6,173.50x = 29,995,996.32
  5. Step 5: Solve for x
    x = 29,995,996.32/6,173.50
  6. Step 6: Final answer
    x = 4,858.83

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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.