Home / 3,136.31-4,327.24-2,240.33

Finding the Fourth Proportional to 3,136.31, 4,327.24 and 2,240.33

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Solution

The fourth proportional to 3,136.31, 4,327.24 and 2,240.33 is: 3,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.31 : 4,327.24 = 2,240.33 : x
  2. Step 2: Convert to fraction form
    3,136.31/4,327.24 = 2,240.33/x
  3. Step 3: Cross multiply
    3,136.31x = 4,327.24 × 2,240.33
  4. Step 4: Simplify right side
    3,136.31x = 9,694,436.41
  5. Step 5: Solve for x
    x = 9,694,436.41/3,136.31
  6. Step 6: Final answer
    x = 3,091.03

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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.