Home / 12,703.88-19,057.84-3,936.98

Finding the Fourth Proportional to 12,703.88, 19,057.84 and 3,936.98

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Solution

The fourth proportional to 12,703.88, 19,057.84 and 3,936.98 is: 5,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703.88 : 19,057.84 = 3,936.98 : x
  2. Step 2: Convert to fraction form
    12,703.88/19,057.84 = 3,936.98/x
  3. Step 3: Cross multiply
    12,703.88x = 19,057.84 × 3,936.98
  4. Step 4: Simplify right side
    12,703.88x = 75,030,334.92
  5. Step 5: Solve for x
    x = 75,030,334.92/12,703.88
  6. Step 6: Final answer
    x = 5,906.10

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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.