Home / 3,376.61-5,055.37-1,791.74

Finding the Fourth Proportional to 3,376.61, 5,055.37 and 1,791.74

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Solution

The fourth proportional to 3,376.61, 5,055.37 and 1,791.74 is: 2,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.61 : 5,055.37 = 1,791.74 : x
  2. Step 2: Convert to fraction form
    3,376.61/5,055.37 = 1,791.74/x
  3. Step 3: Cross multiply
    3,376.61x = 5,055.37 × 1,791.74
  4. Step 4: Simplify right side
    3,376.61x = 9,057,913.12
  5. Step 5: Solve for x
    x = 9,057,913.12/3,376.61
  6. Step 6: Final answer
    x = 2,682.55

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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.