Home / 11,209.94-15,469.10-6,173.17

Finding the Fourth Proportional to 11,209.94, 15,469.10 and 6,173.17

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Solution

The fourth proportional to 11,209.94, 15,469.10 and 6,173.17 is: 8,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.94 : 15,469.10 = 6,173.17 : x
  2. Step 2: Convert to fraction form
    11,209.94/15,469.10 = 6,173.17/x
  3. Step 3: Cross multiply
    11,209.94x = 15,469.10 × 6,173.17
  4. Step 4: Simplify right side
    11,209.94x = 95,493,384.05
  5. Step 5: Solve for x
    x = 95,493,384.05/11,209.94
  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.