Home / 5,355.44-7,382.65-3,757.25

Finding the Fourth Proportional to 5,355.44, 7,382.65 and 3,757.25

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Solution

The fourth proportional to 5,355.44, 7,382.65 and 3,757.25 is: 5,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.44 : 7,382.65 = 3,757.25 : x
  2. Step 2: Convert to fraction form
    5,355.44/7,382.65 = 3,757.25/x
  3. Step 3: Cross multiply
    5,355.44x = 7,382.65 × 3,757.25
  4. Step 4: Simplify right side
    5,355.44x = 27,738,415.41
  5. Step 5: Solve for x
    x = 27,738,415.41/5,355.44
  6. Step 6: Final answer
    x = 5,179.48

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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.