Home / 11,744.37-16,207.11-6,439.23

Finding the Fourth Proportional to 11,744.37, 16,207.11 and 6,439.23

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Solution

The fourth proportional to 11,744.37, 16,207.11 and 6,439.23 is: 8,886.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.37 : 16,207.11 = 6,439.23 : x
  2. Step 2: Convert to fraction form
    11,744.37/16,207.11 = 6,439.23/x
  3. Step 3: Cross multiply
    11,744.37x = 16,207.11 × 6,439.23
  4. Step 4: Simplify right side
    11,744.37x = 104,361,308.93
  5. Step 5: Solve for x
    x = 104,361,308.93/11,744.37
  6. Step 6: Final answer
    x = 8,886.07

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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.