Home / 10,759.82-16,139.72-2,968.62

Finding the Fourth Proportional to 10,759.82, 16,139.72 and 2,968.62

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Solution

The fourth proportional to 10,759.82, 16,139.72 and 2,968.62 is: 4,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.82 : 16,139.72 = 2,968.62 : x
  2. Step 2: Convert to fraction form
    10,759.82/16,139.72 = 2,968.62/x
  3. Step 3: Cross multiply
    10,759.82x = 16,139.72 × 2,968.62
  4. Step 4: Simplify right side
    10,759.82x = 47,912,695.59
  5. Step 5: Solve for x
    x = 47,912,695.59/10,759.82
  6. Step 6: Final answer
    x = 4,452.93

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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.