Home / 11,872.77-16,384.50-6,567.66

Finding the Fourth Proportional to 11,872.77, 16,384.50 and 6,567.66

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Solution

The fourth proportional to 11,872.77, 16,384.50 and 6,567.66 is: 9,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.77 : 16,384.50 = 6,567.66 : x
  2. Step 2: Convert to fraction form
    11,872.77/16,384.50 = 6,567.66/x
  3. Step 3: Cross multiply
    11,872.77x = 16,384.50 × 6,567.66
  4. Step 4: Simplify right side
    11,872.77x = 107,607,825.27
  5. Step 5: Solve for x
    x = 107,607,825.27/11,872.77
  6. Step 6: Final answer
    x = 9,063.41

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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.