Home / 3,856.23-5,778.99-2,096.91

Finding the Fourth Proportional to 3,856.23, 5,778.99 and 2,096.91

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Solution

The fourth proportional to 3,856.23, 5,778.99 and 2,096.91 is: 3,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856.23 : 5,778.99 = 2,096.91 : x
  2. Step 2: Convert to fraction form
    3,856.23/5,778.99 = 2,096.91/x
  3. Step 3: Cross multiply
    3,856.23x = 5,778.99 × 2,096.91
  4. Step 4: Simplify right side
    3,856.23x = 12,118,021.92
  5. Step 5: Solve for x
    x = 12,118,021.92/3,856.23
  6. Step 6: Final answer
    x = 3,142.45

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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.