Home / 6,790.38-10,185.62-2,630.85

Finding the Fourth Proportional to 6,790.38, 10,185.62 and 2,630.85

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Solution

The fourth proportional to 6,790.38, 10,185.62 and 2,630.85 is: 3,946.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.38 : 10,185.62 = 2,630.85 : x
  2. Step 2: Convert to fraction form
    6,790.38/10,185.62 = 2,630.85/x
  3. Step 3: Cross multiply
    6,790.38x = 10,185.62 × 2,630.85
  4. Step 4: Simplify right side
    6,790.38x = 26,796,825.22
  5. Step 5: Solve for x
    x = 26,796,825.22/6,790.38
  6. Step 6: Final answer
    x = 3,946.29

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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.