Home / 11,786.23-16,265.44-6,480.93

Finding the Fourth Proportional to 11,786.23, 16,265.44 and 6,480.93

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Solution

The fourth proportional to 11,786.23, 16,265.44 and 6,480.93 is: 8,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.23 : 16,265.44 = 6,480.93 : x
  2. Step 2: Convert to fraction form
    11,786.23/16,265.44 = 6,480.93/x
  3. Step 3: Cross multiply
    11,786.23x = 16,265.44 × 6,480.93
  4. Step 4: Simplify right side
    11,786.23x = 105,415,178.06
  5. Step 5: Solve for x
    x = 105,415,178.06/11,786.23
  6. Step 6: Final answer
    x = 8,943.93

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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.