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Finding the Fourth Proportional to 4,447.44, 6,661.44 and 1,842.48

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Solution

The fourth proportional to 4,447.44, 6,661.44 and 1,842.48 is: 2,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.44 : 6,661.44 = 1,842.48 : x
  2. Step 2: Convert to fraction form
    4,447.44/6,661.44 = 1,842.48/x
  3. Step 3: Cross multiply
    4,447.44x = 6,661.44 × 1,842.48
  4. Step 4: Simplify right side
    4,447.44x = 12,273,569.97
  5. Step 5: Solve for x
    x = 12,273,569.97/4,447.44
  6. Step 6: Final answer
    x = 2,759.69

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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.