Home / 8,186.24-12,272.73-2,561.01

Finding the Fourth Proportional to 8,186.24, 12,272.73 and 2,561.01

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Solution

The fourth proportional to 8,186.24, 12,272.73 and 2,561.01 is: 3,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.24 : 12,272.73 = 2,561.01 : x
  2. Step 2: Convert to fraction form
    8,186.24/12,272.73 = 2,561.01/x
  3. Step 3: Cross multiply
    8,186.24x = 12,272.73 × 2,561.01
  4. Step 4: Simplify right side
    8,186.24x = 31,430,584.26
  5. Step 5: Solve for x
    x = 31,430,584.26/8,186.24
  6. Step 6: Final answer
    x = 3,839.44

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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.