Home / 4,091.14-6,136.66-2,921.67

Finding the Fourth Proportional to 4,091.14, 6,136.66 and 2,921.67

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Solution

The fourth proportional to 4,091.14, 6,136.66 and 2,921.67 is: 4,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.14 : 6,136.66 = 2,921.67 : x
  2. Step 2: Convert to fraction form
    4,091.14/6,136.66 = 2,921.67/x
  3. Step 3: Cross multiply
    4,091.14x = 6,136.66 × 2,921.67
  4. Step 4: Simplify right side
    4,091.14x = 17,929,299.07
  5. Step 5: Solve for x
    x = 17,929,299.07/4,091.14
  6. Step 6: Final answer
    x = 4,382.47

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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.