Home / 3,791.77-5,688.33-1,451.68

Finding the Fourth Proportional to 3,791.77, 5,688.33 and 1,451.68

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Solution

The fourth proportional to 3,791.77, 5,688.33 and 1,451.68 is: 2,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.77 : 5,688.33 = 1,451.68 : x
  2. Step 2: Convert to fraction form
    3,791.77/5,688.33 = 1,451.68/x
  3. Step 3: Cross multiply
    3,791.77x = 5,688.33 × 1,451.68
  4. Step 4: Simplify right side
    3,791.77x = 8,257,634.89
  5. Step 5: Solve for x
    x = 8,257,634.89/3,791.77
  6. Step 6: Final answer
    x = 2,177.78

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1.5x scale

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.