Home / 5,748.37-8,619.82-3,991.95

Finding the Fourth Proportional to 5,748.37, 8,619.82 and 3,991.95

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Solution

The fourth proportional to 5,748.37, 8,619.82 and 3,991.95 is: 5,986.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.37 : 8,619.82 = 3,991.95 : x
  2. Step 2: Convert to fraction form
    5,748.37/8,619.82 = 3,991.95/x
  3. Step 3: Cross multiply
    5,748.37x = 8,619.82 × 3,991.95
  4. Step 4: Simplify right side
    5,748.37x = 34,409,880.47
  5. Step 5: Solve for x
    x = 34,409,880.47/5,748.37
  6. Step 6: Final answer
    x = 5,986.03

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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.