Home / 3,813.26-5,719.43-1,731.06

Finding the Fourth Proportional to 3,813.26, 5,719.43 and 1,731.06

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Solution

The fourth proportional to 3,813.26, 5,719.43 and 1,731.06 is: 2,596.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.26 : 5,719.43 = 1,731.06 : x
  2. Step 2: Convert to fraction form
    3,813.26/5,719.43 = 1,731.06/x
  3. Step 3: Cross multiply
    3,813.26x = 5,719.43 × 1,731.06
  4. Step 4: Simplify right side
    3,813.26x = 9,900,667.84
  5. Step 5: Solve for x
    x = 9,900,667.84/3,813.26
  6. Step 6: Final answer
    x = 2,596.38

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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.