Home / 3,790.73-5,686.25-1,941.35

Finding the Fourth Proportional to 3,790.73, 5,686.25 and 1,941.35

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Solution

The fourth proportional to 3,790.73, 5,686.25 and 1,941.35 is: 2,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.73 : 5,686.25 = 1,941.35 : x
  2. Step 2: Convert to fraction form
    3,790.73/5,686.25 = 1,941.35/x
  3. Step 3: Cross multiply
    3,790.73x = 5,686.25 × 1,941.35
  4. Step 4: Simplify right side
    3,790.73x = 11,039,001.44
  5. Step 5: Solve for x
    x = 11,039,001.44/3,790.73
  6. Step 6: Final answer
    x = 2,912.10

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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.