Home / 2,723.93-3,760.94-2,127.09

Finding the Fourth Proportional to 2,723.93, 3,760.94 and 2,127.09

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Solution

The fourth proportional to 2,723.93, 3,760.94 and 2,127.09 is: 2,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.93 : 3,760.94 = 2,127.09 : x
  2. Step 2: Convert to fraction form
    2,723.93/3,760.94 = 2,127.09/x
  3. Step 3: Cross multiply
    2,723.93x = 3,760.94 × 2,127.09
  4. Step 4: Simplify right side
    2,723.93x = 7,999,847.23
  5. Step 5: Solve for x
    x = 7,999,847.23/2,723.93
  6. Step 6: Final answer
    x = 2,936.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.