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Finding the Fourth Proportional to 6,797.21, 10,195.83 and 1,866.92

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Solution

The fourth proportional to 6,797.21, 10,195.83 and 1,866.92 is: 2,800.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797.21 : 10,195.83 = 1,866.92 : x
  2. Step 2: Convert to fraction form
    6,797.21/10,195.83 = 1,866.92/x
  3. Step 3: Cross multiply
    6,797.21x = 10,195.83 × 1,866.92
  4. Step 4: Simplify right side
    6,797.21x = 19,034,798.94
  5. Step 5: Solve for x
    x = 19,034,798.94/6,797.21
  6. Step 6: Final answer
    x = 2,800.38

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Double scale
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Similar ratio
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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.