Home / 5,682.77-7,847.18-3,561.95

Finding the Fourth Proportional to 5,682.77, 7,847.18 and 3,561.95

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Solution

The fourth proportional to 5,682.77, 7,847.18 and 3,561.95 is: 4,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.77 : 7,847.18 = 3,561.95 : x
  2. Step 2: Convert to fraction form
    5,682.77/7,847.18 = 3,561.95/x
  3. Step 3: Cross multiply
    5,682.77x = 7,847.18 × 3,561.95
  4. Step 4: Simplify right side
    5,682.77x = 27,951,262.80
  5. Step 5: Solve for x
    x = 27,951,262.80/5,682.77
  6. Step 6: Final answer
    x = 4,918.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.