Home / 3,823.47-5,735.40-1,192.77

Finding the Fourth Proportional to 3,823.47, 5,735.40 and 1,192.77

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Solution

The fourth proportional to 3,823.47, 5,735.40 and 1,192.77 is: 1,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.47 : 5,735.40 = 1,192.77 : x
  2. Step 2: Convert to fraction form
    3,823.47/5,735.40 = 1,192.77/x
  3. Step 3: Cross multiply
    3,823.47x = 5,735.40 × 1,192.77
  4. Step 4: Simplify right side
    3,823.47x = 6,841,013.06
  5. Step 5: Solve for x
    x = 6,841,013.06/3,823.47
  6. Step 6: Final answer
    x = 1,789.22

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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.