Home / 11,752.97-16,218.07-6,716.19

Finding the Fourth Proportional to 11,752.97, 16,218.07 and 6,716.19

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Solution

The fourth proportional to 11,752.97, 16,218.07 and 6,716.19 is: 9,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.97 : 16,218.07 = 6,716.19 : x
  2. Step 2: Convert to fraction form
    11,752.97/16,218.07 = 6,716.19/x
  3. Step 3: Cross multiply
    11,752.97x = 16,218.07 × 6,716.19
  4. Step 4: Simplify right side
    11,752.97x = 108,923,639.55
  5. Step 5: Solve for x
    x = 108,923,639.55/11,752.97
  6. Step 6: Final answer
    x = 9,267.75

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Double scale
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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.