Home / 6,136.66-8,467.12-3,618.57

Finding the Fourth Proportional to 6,136.66, 8,467.12 and 3,618.57

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Solution

The fourth proportional to 6,136.66, 8,467.12 and 3,618.57 is: 4,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.66 : 8,467.12 = 3,618.57 : x
  2. Step 2: Convert to fraction form
    6,136.66/8,467.12 = 3,618.57/x
  3. Step 3: Cross multiply
    6,136.66x = 8,467.12 × 3,618.57
  4. Step 4: Simplify right side
    6,136.66x = 30,638,848.33
  5. Step 5: Solve for x
    x = 30,638,848.33/6,136.66
  6. Step 6: Final answer
    x = 4,992.76

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1.5x scale

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.