Home / 10,759.50-16,139.86-3,834

Finding the Fourth Proportional to 10,759.50, 16,139.86 and 3,834

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Solution

The fourth proportional to 10,759.50, 16,139.86 and 3,834 is: 5,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.50 : 16,139.86 = 3,834 : x
  2. Step 2: Convert to fraction form
    10,759.50/16,139.86 = 3,834/x
  3. Step 3: Cross multiply
    10,759.50x = 16,139.86 × 3,834
  4. Step 4: Simplify right side
    10,759.50x = 61,880,213.66
  5. Step 5: Solve for x
    x = 61,880,213.66/10,759.50
  6. Step 6: Final answer
    x = 5,751.22

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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.