Home / 11,209.06-15,467.94-6,173.15

Finding the Fourth Proportional to 11,209.06, 15,467.94 and 6,173.15

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Solution

The fourth proportional to 11,209.06, 15,467.94 and 6,173.15 is: 8,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.06 : 15,467.94 = 6,173.15 : x
  2. Step 2: Convert to fraction form
    11,209.06/15,467.94 = 6,173.15/x
  3. Step 3: Cross multiply
    11,209.06x = 15,467.94 × 6,173.15
  4. Step 4: Simplify right side
    11,209.06x = 95,485,913.81
  5. Step 5: Solve for x
    x = 95,485,913.81/11,209.06
  6. Step 6: Final answer
    x = 8,518.64

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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.