Home / 12,171.33-16,794.53-6,866.04

Finding the Fourth Proportional to 12,171.33, 16,794.53 and 6,866.04

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Solution

The fourth proportional to 12,171.33, 16,794.53 and 6,866.04 is: 9,474.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171.33 : 16,794.53 = 6,866.04 : x
  2. Step 2: Convert to fraction form
    12,171.33/16,794.53 = 6,866.04/x
  3. Step 3: Cross multiply
    12,171.33x = 16,794.53 × 6,866.04
  4. Step 4: Simplify right side
    12,171.33x = 115,311,880.43
  5. Step 5: Solve for x
    x = 115,311,880.43/12,171.33
  6. Step 6: Final answer
    x = 9,474.06

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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.