Home / 7,427.44-11,141.32-2,745.04

Finding the Fourth Proportional to 7,427.44, 11,141.32 and 2,745.04

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Solution

The fourth proportional to 7,427.44, 11,141.32 and 2,745.04 is: 4,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.44 : 11,141.32 = 2,745.04 : x
  2. Step 2: Convert to fraction form
    7,427.44/11,141.32 = 2,745.04/x
  3. Step 3: Cross multiply
    7,427.44x = 11,141.32 × 2,745.04
  4. Step 4: Simplify right side
    7,427.44x = 30,583,369.05
  5. Step 5: Solve for x
    x = 30,583,369.05/7,427.44
  6. Step 6: Final answer
    x = 4,117.62

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1.5x scale

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.