Home / 2,883.82-4,320.03-1,906.96

Finding the Fourth Proportional to 2,883.82, 4,320.03 and 1,906.96

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Solution

The fourth proportional to 2,883.82, 4,320.03 and 1,906.96 is: 2,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.82 : 4,320.03 = 1,906.96 : x
  2. Step 2: Convert to fraction form
    2,883.82/4,320.03 = 1,906.96/x
  3. Step 3: Cross multiply
    2,883.82x = 4,320.03 × 1,906.96
  4. Step 4: Simplify right side
    2,883.82x = 8,238,124.41
  5. Step 5: Solve for x
    x = 8,238,124.41/2,883.82
  6. Step 6: Final answer
    x = 2,856.67

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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.