Home / 6,173.94-8,517.93-3,519.47

Finding the Fourth Proportional to 6,173.94, 8,517.93 and 3,519.47

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Solution

The fourth proportional to 6,173.94, 8,517.93 and 3,519.47 is: 4,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.94 : 8,517.93 = 3,519.47 : x
  2. Step 2: Convert to fraction form
    6,173.94/8,517.93 = 3,519.47/x
  3. Step 3: Cross multiply
    6,173.94x = 8,517.93 × 3,519.47
  4. Step 4: Simplify right side
    6,173.94x = 29,978,599.10
  5. Step 5: Solve for x
    x = 29,978,599.10/6,173.94
  6. Step 6: Final answer
    x = 4,855.67

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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.