Home / 2,127.99-2,936.46-1,183.73

Finding the Fourth Proportional to 2,127.99, 2,936.46 and 1,183.73

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Solution

The fourth proportional to 2,127.99, 2,936.46 and 1,183.73 is: 1,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.99 : 2,936.46 = 1,183.73 : x
  2. Step 2: Convert to fraction form
    2,127.99/2,936.46 = 1,183.73/x
  3. Step 3: Cross multiply
    2,127.99x = 2,936.46 × 1,183.73
  4. Step 4: Simplify right side
    2,127.99x = 3,475,975.80
  5. Step 5: Solve for x
    x = 3,475,975.80/2,127.99
  6. Step 6: Final answer
    x = 1,633.45

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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.