Home / 3,721.94-5,136.27-2,324.69

Finding the Fourth Proportional to 3,721.94, 5,136.27 and 2,324.69

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Solution

The fourth proportional to 3,721.94, 5,136.27 and 2,324.69 is: 3,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.94 : 5,136.27 = 2,324.69 : x
  2. Step 2: Convert to fraction form
    3,721.94/5,136.27 = 2,324.69/x
  3. Step 3: Cross multiply
    3,721.94x = 5,136.27 × 2,324.69
  4. Step 4: Simplify right side
    3,721.94x = 11,940,235.51
  5. Step 5: Solve for x
    x = 11,940,235.51/3,721.94
  6. Step 6: Final answer
    x = 3,208.07

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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.