Home / 8,131.01-12,197.12-2,584.13

Finding the Fourth Proportional to 8,131.01, 12,197.12 and 2,584.13

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Solution

The fourth proportional to 8,131.01, 12,197.12 and 2,584.13 is: 3,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.01 : 12,197.12 = 2,584.13 : x
  2. Step 2: Convert to fraction form
    8,131.01/12,197.12 = 2,584.13/x
  3. Step 3: Cross multiply
    8,131.01x = 12,197.12 × 2,584.13
  4. Step 4: Simplify right side
    8,131.01x = 31,518,869.80
  5. Step 5: Solve for x
    x = 31,518,869.80/8,131.01
  6. Step 6: Final answer
    x = 3,876.38

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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.