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Finding the Fourth Proportional to 6,798.21, 10,197.32 and 1,868.37

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Solution

The fourth proportional to 6,798.21, 10,197.32 and 1,868.37 is: 2,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.21 : 10,197.32 = 1,868.37 : x
  2. Step 2: Convert to fraction form
    6,798.21/10,197.32 = 1,868.37/x
  3. Step 3: Cross multiply
    6,798.21x = 10,197.32 × 1,868.37
  4. Step 4: Simplify right side
    6,798.21x = 19,052,357.43
  5. Step 5: Solve for x
    x = 19,052,357.43/6,798.21
  6. Step 6: Final answer
    x = 2,802.56

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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.