Home / 6,791.77-10,185.65-2,630.85

Finding the Fourth Proportional to 6,791.77, 10,185.65 and 2,630.85

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Solution

The fourth proportional to 6,791.77, 10,185.65 and 2,630.85 is: 3,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.77 : 10,185.65 = 2,630.85 : x
  2. Step 2: Convert to fraction form
    6,791.77/10,185.65 = 2,630.85/x
  3. Step 3: Cross multiply
    6,791.77x = 10,185.65 × 2,630.85
  4. Step 4: Simplify right side
    6,791.77x = 26,796,961.76
  5. Step 5: Solve for x
    x = 26,796,961.76/6,791.77
  6. Step 6: Final answer
    x = 3,945.50

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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.