Home / 11,224.66-16,838.84-4,207.09

Finding the Fourth Proportional to 11,224.66, 16,838.84 and 4,207.09

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Solution

The fourth proportional to 11,224.66, 16,838.84 and 4,207.09 is: 6,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.66 : 16,838.84 = 4,207.09 : x
  2. Step 2: Convert to fraction form
    11,224.66/16,838.84 = 4,207.09/x
  3. Step 3: Cross multiply
    11,224.66x = 16,838.84 × 4,207.09
  4. Step 4: Simplify right side
    11,224.66x = 70,842,515.38
  5. Step 5: Solve for x
    x = 70,842,515.38/11,224.66
  6. Step 6: Final answer
    x = 6,311.33

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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.