Home / 12,173.25-16,799.67-6,867.95

Finding the Fourth Proportional to 12,173.25, 16,799.67 and 6,867.95

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Solution

The fourth proportional to 12,173.25, 16,799.67 and 6,867.95 is: 9,478.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.25 : 16,799.67 = 6,867.95 : x
  2. Step 2: Convert to fraction form
    12,173.25/16,799.67 = 6,867.95/x
  3. Step 3: Cross multiply
    12,173.25x = 16,799.67 × 6,867.95
  4. Step 4: Simplify right side
    12,173.25x = 115,379,209.58
  5. Step 5: Solve for x
    x = 115,379,209.58/12,173.25
  6. Step 6: Final answer
    x = 9,478.09

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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.