Home / 7,195.05-10,794.21-2,813.76

Finding the Fourth Proportional to 7,195.05, 10,794.21 and 2,813.76

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Solution

The fourth proportional to 7,195.05, 10,794.21 and 2,813.76 is: 4,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.05 : 10,794.21 = 2,813.76 : x
  2. Step 2: Convert to fraction form
    7,195.05/10,794.21 = 2,813.76/x
  3. Step 3: Cross multiply
    7,195.05x = 10,794.21 × 2,813.76
  4. Step 4: Simplify right side
    7,195.05x = 30,372,316.33
  5. Step 5: Solve for x
    x = 30,372,316.33/7,195.05
  6. Step 6: Final answer
    x = 4,221.28

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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.