Home / 3,296.70-4,945.74-1,105.59

Finding the Fourth Proportional to 3,296.70, 4,945.74 and 1,105.59

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Solution

The fourth proportional to 3,296.70, 4,945.74 and 1,105.59 is: 1,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296.70 : 4,945.74 = 1,105.59 : x
  2. Step 2: Convert to fraction form
    3,296.70/4,945.74 = 1,105.59/x
  3. Step 3: Cross multiply
    3,296.70x = 4,945.74 × 1,105.59
  4. Step 4: Simplify right side
    3,296.70x = 5,467,960.69
  5. Step 5: Solve for x
    x = 5,467,960.69/3,296.70
  6. Step 6: Final answer
    x = 1,658.62

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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.