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Finding the Fourth Proportional to 3,304.60, 4,955.21 and 1,745.44

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Solution

The fourth proportional to 3,304.60, 4,955.21 and 1,745.44 is: 2,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.60 : 4,955.21 = 1,745.44 : x
  2. Step 2: Convert to fraction form
    3,304.60/4,955.21 = 1,745.44/x
  3. Step 3: Cross multiply
    3,304.60x = 4,955.21 × 1,745.44
  4. Step 4: Simplify right side
    3,304.60x = 8,649,021.74
  5. Step 5: Solve for x
    x = 8,649,021.74/3,304.60
  6. Step 6: Final answer
    x = 2,617.27

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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.