Home / 4,104.81-6,158.57-1,638.97

Finding the Fourth Proportional to 4,104.81, 6,158.57 and 1,638.97

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Solution

The fourth proportional to 4,104.81, 6,158.57 and 1,638.97 is: 2,458.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.81 : 6,158.57 = 1,638.97 : x
  2. Step 2: Convert to fraction form
    4,104.81/6,158.57 = 1,638.97/x
  3. Step 3: Cross multiply
    4,104.81x = 6,158.57 × 1,638.97
  4. Step 4: Simplify right side
    4,104.81x = 10,093,687.88
  5. Step 5: Solve for x
    x = 10,093,687.88/4,104.81
  6. Step 6: Final answer
    x = 2,458.99

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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.