Home / 11,341.88-17,010.78-4,224.80

Finding the Fourth Proportional to 11,341.88, 17,010.78 and 4,224.80

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Solution

The fourth proportional to 11,341.88, 17,010.78 and 4,224.80 is: 6,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.88 : 17,010.78 = 4,224.80 : x
  2. Step 2: Convert to fraction form
    11,341.88/17,010.78 = 4,224.80/x
  3. Step 3: Cross multiply
    11,341.88x = 17,010.78 × 4,224.80
  4. Step 4: Simplify right side
    11,341.88x = 71,867,143.34
  5. Step 5: Solve for x
    x = 71,867,143.34/11,341.88
  6. Step 6: Final answer
    x = 6,336.44

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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.