Home / 8,276.05-12,383.09-4,932.07

Finding the Fourth Proportional to 8,276.05, 12,383.09 and 4,932.07

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Solution

The fourth proportional to 8,276.05, 12,383.09 and 4,932.07 is: 7,379.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.05 : 12,383.09 = 4,932.07 : x
  2. Step 2: Convert to fraction form
    8,276.05/12,383.09 = 4,932.07/x
  3. Step 3: Cross multiply
    8,276.05x = 12,383.09 × 4,932.07
  4. Step 4: Simplify right side
    8,276.05x = 61,074,229.57
  5. Step 5: Solve for x
    x = 61,074,229.57/8,276.05
  6. Step 6: Final answer
    x = 7,379.63

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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.