Home / 4,109.22-6,165.90-1,644.75

Finding the Fourth Proportional to 4,109.22, 6,165.90 and 1,644.75

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Solution

The fourth proportional to 4,109.22, 6,165.90 and 1,644.75 is: 2,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.22 : 6,165.90 = 1,644.75 : x
  2. Step 2: Convert to fraction form
    4,109.22/6,165.90 = 1,644.75/x
  3. Step 3: Cross multiply
    4,109.22x = 6,165.90 × 1,644.75
  4. Step 4: Simplify right side
    4,109.22x = 10,141,364.03
  5. Step 5: Solve for x
    x = 10,141,364.03/4,109.22
  6. Step 6: Final answer
    x = 2,467.95

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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.