Home / 11,160.28-16,733.94-4,231

Finding the Fourth Proportional to 11,160.28, 16,733.94 and 4,231

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Solution

The fourth proportional to 11,160.28, 16,733.94 and 4,231 is: 6,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.28 : 16,733.94 = 4,231 : x
  2. Step 2: Convert to fraction form
    11,160.28/16,733.94 = 4,231/x
  3. Step 3: Cross multiply
    11,160.28x = 16,733.94 × 4,231
  4. Step 4: Simplify right side
    11,160.28x = 70,801,300.14
  5. Step 5: Solve for x
    x = 70,801,300.14/11,160.28
  6. Step 6: Final answer
    x = 6,344.04

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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.