Home / 3,809.58-5,257.32-2,237.36

Finding the Fourth Proportional to 3,809.58, 5,257.32 and 2,237.36

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Solution

The fourth proportional to 3,809.58, 5,257.32 and 2,237.36 is: 3,087.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.58 : 5,257.32 = 2,237.36 : x
  2. Step 2: Convert to fraction form
    3,809.58/5,257.32 = 2,237.36/x
  3. Step 3: Cross multiply
    3,809.58x = 5,257.32 × 2,237.36
  4. Step 4: Simplify right side
    3,809.58x = 11,762,517.48
  5. Step 5: Solve for x
    x = 11,762,517.48/3,809.58
  6. Step 6: Final answer
    x = 3,087.62

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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.