Home / 6,136.59-8,467.49-3,618.36

Finding the Fourth Proportional to 6,136.59, 8,467.49 and 3,618.36

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Solution

The fourth proportional to 6,136.59, 8,467.49 and 3,618.36 is: 4,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,136.59 : 8,467.49 = 3,618.36 : x
  2. Step 2: Convert to fraction form
    6,136.59/8,467.49 = 3,618.36/x
  3. Step 3: Cross multiply
    6,136.59x = 8,467.49 × 3,618.36
  4. Step 4: Simplify right side
    6,136.59x = 30,638,409.02
  5. Step 5: Solve for x
    x = 30,638,409.02/6,136.59
  6. Step 6: Final answer
    x = 4,992.74

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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.