Home / 6,136.09-8,466.79-3,617.86

Finding the Fourth Proportional to 6,136.09, 8,466.79 and 3,617.86

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Solution

The fourth proportional to 6,136.09, 8,466.79 and 3,617.86 is: 4,992.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.09 : 8,466.79 = 3,617.86 : x
  2. Step 2: Convert to fraction form
    6,136.09/8,466.79 = 3,617.86/x
  3. Step 3: Cross multiply
    6,136.09x = 8,466.79 × 3,617.86
  4. Step 4: Simplify right side
    6,136.09x = 30,631,660.87
  5. Step 5: Solve for x
    x = 30,631,660.87/6,136.09
  6. Step 6: Final answer
    x = 4,992.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.