Home / 11,872.97-16,384.59-6,567.67

Finding the Fourth Proportional to 11,872.97, 16,384.59 and 6,567.67

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Solution

The fourth proportional to 11,872.97, 16,384.59 and 6,567.67 is: 9,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.97 : 16,384.59 = 6,567.67 : x
  2. Step 2: Convert to fraction form
    11,872.97/16,384.59 = 6,567.67/x
  3. Step 3: Cross multiply
    11,872.97x = 16,384.59 × 6,567.67
  4. Step 4: Simplify right side
    11,872.97x = 107,608,580.21
  5. Step 5: Solve for x
    x = 107,608,580.21/11,872.97
  6. Step 6: Final answer
    x = 9,063.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.