Home / 3,192.16-4,786.68-1,893.28

Finding the Fourth Proportional to 3,192.16, 4,786.68 and 1,893.28

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Solution

The fourth proportional to 3,192.16, 4,786.68 and 1,893.28 is: 2,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.16 : 4,786.68 = 1,893.28 : x
  2. Step 2: Convert to fraction form
    3,192.16/4,786.68 = 1,893.28/x
  3. Step 3: Cross multiply
    3,192.16x = 4,786.68 × 1,893.28
  4. Step 4: Simplify right side
    3,192.16x = 9,062,525.51
  5. Step 5: Solve for x
    x = 9,062,525.51/3,192.16
  6. Step 6: Final answer
    x = 2,838.99

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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.