Home / 12,414.07-17,131.22-6,748.97

Finding the Fourth Proportional to 12,414.07, 17,131.22 and 6,748.97

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Solution

The fourth proportional to 12,414.07, 17,131.22 and 6,748.97 is: 9,313.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.07 : 17,131.22 = 6,748.97 : x
  2. Step 2: Convert to fraction form
    12,414.07/17,131.22 = 6,748.97/x
  3. Step 3: Cross multiply
    12,414.07x = 17,131.22 × 6,748.97
  4. Step 4: Simplify right side
    12,414.07x = 115,617,970.44
  5. Step 5: Solve for x
    x = 115,617,970.44/12,414.07
  6. Step 6: Final answer
    x = 9,313.46

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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.