Home / 3,806.82-5,707.23-2,558.68

Finding the Fourth Proportional to 3,806.82, 5,707.23 and 2,558.68

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Solution

The fourth proportional to 3,806.82, 5,707.23 and 2,558.68 is: 3,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.82 : 5,707.23 = 2,558.68 : x
  2. Step 2: Convert to fraction form
    3,806.82/5,707.23 = 2,558.68/x
  3. Step 3: Cross multiply
    3,806.82x = 5,707.23 × 2,558.68
  4. Step 4: Simplify right side
    3,806.82x = 14,602,975.26
  5. Step 5: Solve for x
    x = 14,602,975.26/3,806.82
  6. Step 6: Final answer
    x = 3,836.00

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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.