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Finding the Fourth Proportional to 6,090.09, 9,136.50 and 2,194.50

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Solution

The fourth proportional to 6,090.09, 9,136.50 and 2,194.50 is: 3,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.09 : 9,136.50 = 2,194.50 : x
  2. Step 2: Convert to fraction form
    6,090.09/9,136.50 = 2,194.50/x
  3. Step 3: Cross multiply
    6,090.09x = 9,136.50 × 2,194.50
  4. Step 4: Simplify right side
    6,090.09x = 20,050,049.25
  5. Step 5: Solve for x
    x = 20,050,049.25/6,090.09
  6. Step 6: Final answer
    x = 3,292.24

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1.5x scale

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.