Home / 5,954.13-8,216.73-3,861.90

Finding the Fourth Proportional to 5,954.13, 8,216.73 and 3,861.90

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Solution

The fourth proportional to 5,954.13, 8,216.73 and 3,861.90 is: 5,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.13 : 8,216.73 = 3,861.90 : x
  2. Step 2: Convert to fraction form
    5,954.13/8,216.73 = 3,861.90/x
  3. Step 3: Cross multiply
    5,954.13x = 8,216.73 × 3,861.90
  4. Step 4: Simplify right side
    5,954.13x = 31,732,189.59
  5. Step 5: Solve for x
    x = 31,732,189.59/5,954.13
  6. Step 6: Final answer
    x = 5,329.44

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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.