Home / 8,623.24-12,932.16-5,716.96

Finding the Fourth Proportional to 8,623.24, 12,932.16 and 5,716.96

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Solution

The fourth proportional to 8,623.24, 12,932.16 and 5,716.96 is: 8,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623.24 : 12,932.16 = 5,716.96 : x
  2. Step 2: Convert to fraction form
    8,623.24/12,932.16 = 5,716.96/x
  3. Step 3: Cross multiply
    8,623.24x = 12,932.16 × 5,716.96
  4. Step 4: Simplify right side
    8,623.24x = 73,932,641.43
  5. Step 5: Solve for x
    x = 73,932,641.43/8,623.24
  6. Step 6: Final answer
    x = 8,573.65

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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.