Home / 11,533.05-17,299.73-3,212.87

Finding the Fourth Proportional to 11,533.05, 17,299.73 and 3,212.87

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Solution

The fourth proportional to 11,533.05, 17,299.73 and 3,212.87 is: 4,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.05 : 17,299.73 = 3,212.87 : x
  2. Step 2: Convert to fraction form
    11,533.05/17,299.73 = 3,212.87/x
  3. Step 3: Cross multiply
    11,533.05x = 17,299.73 × 3,212.87
  4. Step 4: Simplify right side
    11,533.05x = 55,581,680.96
  5. Step 5: Solve for x
    x = 55,581,680.96/11,533.05
  6. Step 6: Final answer
    x = 4,819.34

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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.