Home / 3,973.77-5,961.60-1,376.73

Finding the Fourth Proportional to 3,973.77, 5,961.60 and 1,376.73

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Solution

The fourth proportional to 3,973.77, 5,961.60 and 1,376.73 is: 2,065.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.77 : 5,961.60 = 1,376.73 : x
  2. Step 2: Convert to fraction form
    3,973.77/5,961.60 = 1,376.73/x
  3. Step 3: Cross multiply
    3,973.77x = 5,961.60 × 1,376.73
  4. Step 4: Simplify right side
    3,973.77x = 8,207,513.57
  5. Step 5: Solve for x
    x = 8,207,513.57/3,973.77
  6. Step 6: Final answer
    x = 2,065.42

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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.