Home / 6,174.08-8,518.12-3,519.60

Finding the Fourth Proportional to 6,174.08, 8,518.12 and 3,519.60

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Solution

The fourth proportional to 6,174.08, 8,518.12 and 3,519.60 is: 4,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.08 : 8,518.12 = 3,519.60 : x
  2. Step 2: Convert to fraction form
    6,174.08/8,518.12 = 3,519.60/x
  3. Step 3: Cross multiply
    6,174.08x = 8,518.12 × 3,519.60
  4. Step 4: Simplify right side
    6,174.08x = 29,980,375.15
  5. Step 5: Solve for x
    x = 29,980,375.15/6,174.08
  6. Step 6: Final answer
    x = 4,855.84

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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.