Home / 6,682.40-10,018.26-3,170.64

Finding the Fourth Proportional to 6,682.40, 10,018.26 and 3,170.64

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Solution

The fourth proportional to 6,682.40, 10,018.26 and 3,170.64 is: 4,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682.40 : 10,018.26 = 3,170.64 : x
  2. Step 2: Convert to fraction form
    6,682.40/10,018.26 = 3,170.64/x
  3. Step 3: Cross multiply
    6,682.40x = 10,018.26 × 3,170.64
  4. Step 4: Simplify right side
    6,682.40x = 31,764,295.89
  5. Step 5: Solve for x
    x = 31,764,295.89/6,682.40
  6. Step 6: Final answer
    x = 4,753.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.