Home / 6,170.65-8,516.21-3,518.44

Finding the Fourth Proportional to 6,170.65, 8,516.21 and 3,518.44

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Solution

The fourth proportional to 6,170.65, 8,516.21 and 3,518.44 is: 4,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.65 : 8,516.21 = 3,518.44 : x
  2. Step 2: Convert to fraction form
    6,170.65/8,516.21 = 3,518.44/x
  3. Step 3: Cross multiply
    6,170.65x = 8,516.21 × 3,518.44
  4. Step 4: Simplify right side
    6,170.65x = 29,963,735.03
  5. Step 5: Solve for x
    x = 29,963,735.03/6,170.65
  6. Step 6: Final answer
    x = 4,855.85

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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.