Home / 3,643.88-5,029.31-2,317.33

Finding the Fourth Proportional to 3,643.88, 5,029.31 and 2,317.33

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Solution

The fourth proportional to 3,643.88, 5,029.31 and 2,317.33 is: 3,198.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.88 : 5,029.31 = 2,317.33 : x
  2. Step 2: Convert to fraction form
    3,643.88/5,029.31 = 2,317.33/x
  3. Step 3: Cross multiply
    3,643.88x = 5,029.31 × 2,317.33
  4. Step 4: Simplify right side
    3,643.88x = 11,654,559.36
  5. Step 5: Solve for x
    x = 11,654,559.36/3,643.88
  6. Step 6: Final answer
    x = 3,198.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.