Home / 6,173.75-8,520.30-3,521.27

Finding the Fourth Proportional to 6,173.75, 8,520.30 and 3,521.27

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Solution

The fourth proportional to 6,173.75, 8,520.30 and 3,521.27 is: 4,859.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.75 : 8,520.30 = 3,521.27 : x
  2. Step 2: Convert to fraction form
    6,173.75/8,520.30 = 3,521.27/x
  3. Step 3: Cross multiply
    6,173.75x = 8,520.30 × 3,521.27
  4. Step 4: Simplify right side
    6,173.75x = 30,002,234.18
  5. Step 5: Solve for x
    x = 30,002,234.18/6,173.75
  6. Step 6: Final answer
    x = 4,859.65

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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.