Home / 3,288.28-4,908.43-2,873.09

Finding the Fourth Proportional to 3,288.28, 4,908.43 and 2,873.09

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Solution

The fourth proportional to 3,288.28, 4,908.43 and 2,873.09 is: 4,288.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.28 : 4,908.43 = 2,873.09 : x
  2. Step 2: Convert to fraction form
    3,288.28/4,908.43 = 2,873.09/x
  3. Step 3: Cross multiply
    3,288.28x = 4,908.43 × 2,873.09
  4. Step 4: Simplify right side
    3,288.28x = 14,102,336.61
  5. Step 5: Solve for x
    x = 14,102,336.61/3,288.28
  6. Step 6: Final answer
    x = 4,288.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.