Home / 8,327.94-12,493.92-2,485.02

Finding the Fourth Proportional to 8,327.94, 12,493.92 and 2,485.02

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Solution

The fourth proportional to 8,327.94, 12,493.92 and 2,485.02 is: 3,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.94 : 12,493.92 = 2,485.02 : x
  2. Step 2: Convert to fraction form
    8,327.94/12,493.92 = 2,485.02/x
  3. Step 3: Cross multiply
    8,327.94x = 12,493.92 × 2,485.02
  4. Step 4: Simplify right side
    8,327.94x = 31,047,641.08
  5. Step 5: Solve for x
    x = 31,047,641.08/8,327.94
  6. Step 6: Final answer
    x = 3,728.13

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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.