Home / 8,090.03-12,135.97-3,409.17

Finding the Fourth Proportional to 8,090.03, 12,135.97 and 3,409.17

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Solution

The fourth proportional to 8,090.03, 12,135.97 and 3,409.17 is: 5,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.03 : 12,135.97 = 3,409.17 : x
  2. Step 2: Convert to fraction form
    8,090.03/12,135.97 = 3,409.17/x
  3. Step 3: Cross multiply
    8,090.03x = 12,135.97 × 3,409.17
  4. Step 4: Simplify right side
    8,090.03x = 41,373,584.84
  5. Step 5: Solve for x
    x = 41,373,584.84/8,090.03
  6. Step 6: Final answer
    x = 5,114.14

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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.