Home / 3,385.82-4,672.41-1,893.73

Finding the Fourth Proportional to 3,385.82, 4,672.41 and 1,893.73

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Solution

The fourth proportional to 3,385.82, 4,672.41 and 1,893.73 is: 2,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.82 : 4,672.41 = 1,893.73 : x
  2. Step 2: Convert to fraction form
    3,385.82/4,672.41 = 1,893.73/x
  3. Step 3: Cross multiply
    3,385.82x = 4,672.41 × 1,893.73
  4. Step 4: Simplify right side
    3,385.82x = 8,848,282.99
  5. Step 5: Solve for x
    x = 8,848,282.99/3,385.82
  6. Step 6: Final answer
    x = 2,613.34

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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.