Home / 11,809.43-16,297.01-6,504.20

Finding the Fourth Proportional to 11,809.43, 16,297.01 and 6,504.20

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Solution

The fourth proportional to 11,809.43, 16,297.01 and 6,504.20 is: 8,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.43 : 16,297.01 = 6,504.20 : x
  2. Step 2: Convert to fraction form
    11,809.43/16,297.01 = 6,504.20/x
  3. Step 3: Cross multiply
    11,809.43x = 16,297.01 × 6,504.20
  4. Step 4: Simplify right side
    11,809.43x = 105,998,898.44
  5. Step 5: Solve for x
    x = 105,998,898.44/11,809.43
  6. Step 6: Final answer
    x = 8,975.79

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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.