Home / 8,090.60-12,133.74-2,247.80

Finding the Fourth Proportional to 8,090.60, 12,133.74 and 2,247.80

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Solution

The fourth proportional to 8,090.60, 12,133.74 and 2,247.80 is: 3,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.60 : 12,133.74 = 2,247.80 : x
  2. Step 2: Convert to fraction form
    8,090.60/12,133.74 = 2,247.80/x
  3. Step 3: Cross multiply
    8,090.60x = 12,133.74 × 2,247.80
  4. Step 4: Simplify right side
    8,090.60x = 27,274,220.77
  5. Step 5: Solve for x
    x = 27,274,220.77/8,090.60
  6. Step 6: Final answer
    x = 3,371.10

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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.