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Finding the Fourth Proportional to 9,270.44, 12,796.48 and 5,544.44

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Solution

The fourth proportional to 9,270.44, 12,796.48 and 5,544.44 is: 7,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.44 : 12,796.48 = 5,544.44 : x
  2. Step 2: Convert to fraction form
    9,270.44/12,796.48 = 5,544.44/x
  3. Step 3: Cross multiply
    9,270.44x = 12,796.48 × 5,544.44
  4. Step 4: Simplify right side
    9,270.44x = 70,949,315.57
  5. Step 5: Solve for x
    x = 70,949,315.57/9,270.44
  6. Step 6: Final answer
    x = 7,653.28

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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.