Home / 12,734.84-19,104.35-3,967.98

Finding the Fourth Proportional to 12,734.84, 19,104.35 and 3,967.98

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Solution

The fourth proportional to 12,734.84, 19,104.35 and 3,967.98 is: 5,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.84 : 19,104.35 = 3,967.98 : x
  2. Step 2: Convert to fraction form
    12,734.84/19,104.35 = 3,967.98/x
  3. Step 3: Cross multiply
    12,734.84x = 19,104.35 × 3,967.98
  4. Step 4: Simplify right side
    12,734.84x = 75,805,658.87
  5. Step 5: Solve for x
    x = 75,805,658.87/12,734.84
  6. Step 6: Final answer
    x = 5,952.62

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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.