Home / 2,127.49-2,935.81-1,183.23

Finding the Fourth Proportional to 2,127.49, 2,935.81 and 1,183.23

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Solution

The fourth proportional to 2,127.49, 2,935.81 and 1,183.23 is: 1,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.49 : 2,935.81 = 1,183.23 : x
  2. Step 2: Convert to fraction form
    2,127.49/2,935.81 = 1,183.23/x
  3. Step 3: Cross multiply
    2,127.49x = 2,935.81 × 1,183.23
  4. Step 4: Simplify right side
    2,127.49x = 3,473,738.47
  5. Step 5: Solve for x
    x = 3,473,738.47/2,127.49
  6. Step 6: Final answer
    x = 1,632.79

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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.