Home / 6,173.62-8,519.70-3,379.12

Finding the Fourth Proportional to 6,173.62, 8,519.70 and 3,379.12

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Solution

The fourth proportional to 6,173.62, 8,519.70 and 3,379.12 is: 4,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.62 : 8,519.70 = 3,379.12 : x
  2. Step 2: Convert to fraction form
    6,173.62/8,519.70 = 3,379.12/x
  3. Step 3: Cross multiply
    6,173.62x = 8,519.70 × 3,379.12
  4. Step 4: Simplify right side
    6,173.62x = 28,789,088.66
  5. Step 5: Solve for x
    x = 28,789,088.66/6,173.62
  6. Step 6: Final answer
    x = 4,663.24

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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.