Home / 6,170.82-8,516.34-3,518.63

Finding the Fourth Proportional to 6,170.82, 8,516.34 and 3,518.63

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Solution

The fourth proportional to 6,170.82, 8,516.34 and 3,518.63 is: 4,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.82 : 8,516.34 = 3,518.63 : x
  2. Step 2: Convert to fraction form
    6,170.82/8,516.34 = 3,518.63/x
  3. Step 3: Cross multiply
    6,170.82x = 8,516.34 × 3,518.63
  4. Step 4: Simplify right side
    6,170.82x = 29,965,806.83
  5. Step 5: Solve for x
    x = 29,965,806.83/6,170.82
  6. Step 6: Final answer
    x = 4,856.05

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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.