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Finding the Fourth Proportional to 9,240.44, 13,860.28 and 3,084.44

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Solution

The fourth proportional to 9,240.44, 13,860.28 and 3,084.44 is: 4,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.44 : 13,860.28 = 3,084.44 : x
  2. Step 2: Convert to fraction form
    9,240.44/13,860.28 = 3,084.44/x
  3. Step 3: Cross multiply
    9,240.44x = 13,860.28 × 3,084.44
  4. Step 4: Simplify right side
    9,240.44x = 42,751,202.04
  5. Step 5: Solve for x
    x = 42,751,202.04/9,240.44
  6. Step 6: Final answer
    x = 4,626.53

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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.