Home / 4,151.34-6,227.01-1,231.70

Finding the Fourth Proportional to 4,151.34, 6,227.01 and 1,231.70

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Solution

The fourth proportional to 4,151.34, 6,227.01 and 1,231.70 is: 1,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.34 : 6,227.01 = 1,231.70 : x
  2. Step 2: Convert to fraction form
    4,151.34/6,227.01 = 1,231.70/x
  3. Step 3: Cross multiply
    4,151.34x = 6,227.01 × 1,231.70
  4. Step 4: Simplify right side
    4,151.34x = 7,669,777.08
  5. Step 5: Solve for x
    x = 7,669,777.08/4,151.34
  6. Step 6: Final answer
    x = 1,847.54

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Double scale
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Similar ratio
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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.