Home / 8,940.08-12,322.44-6,282.87

Finding the Fourth Proportional to 8,940.08, 12,322.44 and 6,282.87

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Solution

The fourth proportional to 8,940.08, 12,322.44 and 6,282.87 is: 8,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.08 : 12,322.44 = 6,282.87 : x
  2. Step 2: Convert to fraction form
    8,940.08/12,322.44 = 6,282.87/x
  3. Step 3: Cross multiply
    8,940.08x = 12,322.44 × 6,282.87
  4. Step 4: Simplify right side
    8,940.08x = 77,420,288.60
  5. Step 5: Solve for x
    x = 77,420,288.60/8,940.08
  6. Step 6: Final answer
    x = 8,659.91

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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.