Home / 6,798.18-10,198.89-2,638.29

Finding the Fourth Proportional to 6,798.18, 10,198.89 and 2,638.29

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Solution

The fourth proportional to 6,798.18, 10,198.89 and 2,638.29 is: 3,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.18 : 10,198.89 = 2,638.29 : x
  2. Step 2: Convert to fraction form
    6,798.18/10,198.89 = 2,638.29/x
  3. Step 3: Cross multiply
    6,798.18x = 10,198.89 × 2,638.29
  4. Step 4: Simplify right side
    6,798.18x = 26,907,629.50
  5. Step 5: Solve for x
    x = 26,907,629.50/6,798.18
  6. Step 6: Final answer
    x = 3,958.06

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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.