Home / 6,173.30-8,517.54-3,520.21

Finding the Fourth Proportional to 6,173.30, 8,517.54 and 3,520.21

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Solution

The fourth proportional to 6,173.30, 8,517.54 and 3,520.21 is: 4,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.30 : 8,517.54 = 3,520.21 : x
  2. Step 2: Convert to fraction form
    6,173.30/8,517.54 = 3,520.21/x
  3. Step 3: Cross multiply
    6,173.30x = 8,517.54 × 3,520.21
  4. Step 4: Simplify right side
    6,173.30x = 29,983,529.48
  5. Step 5: Solve for x
    x = 29,983,529.48/6,173.30
  6. Step 6: Final answer
    x = 4,856.97

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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.