Home / 11,640.09-16,063.27-6,334.80

Finding the Fourth Proportional to 11,640.09, 16,063.27 and 6,334.80

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Solution

The fourth proportional to 11,640.09, 16,063.27 and 6,334.80 is: 8,741.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.09 : 16,063.27 = 6,334.80 : x
  2. Step 2: Convert to fraction form
    11,640.09/16,063.27 = 6,334.80/x
  3. Step 3: Cross multiply
    11,640.09x = 16,063.27 × 6,334.80
  4. Step 4: Simplify right side
    11,640.09x = 101,757,602.80
  5. Step 5: Solve for x
    x = 101,757,602.80/11,640.09
  6. Step 6: Final answer
    x = 8,741.99

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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.