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Finding the Fourth Proportional to 3,518.34, 4,844.21 and 2,676.34

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Solution

The fourth proportional to 3,518.34, 4,844.21 and 2,676.34 is: 3,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.34 : 4,844.21 = 2,676.34 : x
  2. Step 2: Convert to fraction form
    3,518.34/4,844.21 = 2,676.34/x
  3. Step 3: Cross multiply
    3,518.34x = 4,844.21 × 2,676.34
  4. Step 4: Simplify right side
    3,518.34x = 12,964,745.66
  5. Step 5: Solve for x
    x = 12,964,745.66/3,518.34
  6. Step 6: Final answer
    x = 3,684.91

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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.