Home / 8,087.79-12,131.69-2,244.41

Finding the Fourth Proportional to 8,087.79, 12,131.69 and 2,244.41

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Solution

The fourth proportional to 8,087.79, 12,131.69 and 2,244.41 is: 3,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.79 : 12,131.69 = 2,244.41 : x
  2. Step 2: Convert to fraction form
    8,087.79/12,131.69 = 2,244.41/x
  3. Step 3: Cross multiply
    8,087.79x = 12,131.69 × 2,244.41
  4. Step 4: Simplify right side
    8,087.79x = 27,228,486.35
  5. Step 5: Solve for x
    x = 27,228,486.35/8,087.79
  6. Step 6: Final answer
    x = 3,366.62

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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.