Home / 3,165.22-4,748.88-1,993.87

Finding the Fourth Proportional to 3,165.22, 4,748.88 and 1,993.87

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Solution

The fourth proportional to 3,165.22, 4,748.88 and 1,993.87 is: 2,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.22 : 4,748.88 = 1,993.87 : x
  2. Step 2: Convert to fraction form
    3,165.22/4,748.88 = 1,993.87/x
  3. Step 3: Cross multiply
    3,165.22x = 4,748.88 × 1,993.87
  4. Step 4: Simplify right side
    3,165.22x = 9,468,625.62
  5. Step 5: Solve for x
    x = 9,468,625.62/3,165.22
  6. Step 6: Final answer
    x = 2,991.46

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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.