Home / 3,450.10-4,755.85-2,702.73

Finding the Fourth Proportional to 3,450.10, 4,755.85 and 2,702.73

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Solution

The fourth proportional to 3,450.10, 4,755.85 and 2,702.73 is: 3,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.10 : 4,755.85 = 2,702.73 : x
  2. Step 2: Convert to fraction form
    3,450.10/4,755.85 = 2,702.73/x
  3. Step 3: Cross multiply
    3,450.10x = 4,755.85 × 2,702.73
  4. Step 4: Simplify right side
    3,450.10x = 12,853,778.47
  5. Step 5: Solve for x
    x = 12,853,778.47/3,450.10
  6. Step 6: Final answer
    x = 3,725.62

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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.