Home / 11,724.55-16,179.89-6,346.97

Finding the Fourth Proportional to 11,724.55, 16,179.89 and 6,346.97

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Solution

The fourth proportional to 11,724.55, 16,179.89 and 6,346.97 is: 8,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.55 : 16,179.89 = 6,346.97 : x
  2. Step 2: Convert to fraction form
    11,724.55/16,179.89 = 6,346.97/x
  3. Step 3: Cross multiply
    11,724.55x = 16,179.89 × 6,346.97
  4. Step 4: Simplify right side
    11,724.55x = 102,693,347.92
  5. Step 5: Solve for x
    x = 102,693,347.92/11,724.55
  6. Step 6: Final answer
    x = 8,758.83

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1.5x scale

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.