Home / 5,946.67-8,921.33-3,171.88

Finding the Fourth Proportional to 5,946.67, 8,921.33 and 3,171.88

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Solution

The fourth proportional to 5,946.67, 8,921.33 and 3,171.88 is: 4,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.67 : 8,921.33 = 3,171.88 : x
  2. Step 2: Convert to fraction form
    5,946.67/8,921.33 = 3,171.88/x
  3. Step 3: Cross multiply
    5,946.67x = 8,921.33 × 3,171.88
  4. Step 4: Simplify right side
    5,946.67x = 28,297,388.20
  5. Step 5: Solve for x
    x = 28,297,388.20/5,946.67
  6. Step 6: Final answer
    x = 4,758.53

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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.