Home / 11,809.28-16,297.54-6,504.09

Finding the Fourth Proportional to 11,809.28, 16,297.54 and 6,504.09

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Solution

The fourth proportional to 11,809.28, 16,297.54 and 6,504.09 is: 8,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.28 : 16,297.54 = 6,504.09 : x
  2. Step 2: Convert to fraction form
    11,809.28/16,297.54 = 6,504.09/x
  3. Step 3: Cross multiply
    11,809.28x = 16,297.54 × 6,504.09
  4. Step 4: Simplify right side
    11,809.28x = 106,000,723.94
  5. Step 5: Solve for x
    x = 106,000,723.94/11,809.28
  6. Step 6: Final answer
    x = 8,976.05

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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.