Home / 12,185.54-16,815.97-6,596.50

Finding the Fourth Proportional to 12,185.54, 16,815.97 and 6,596.50

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Solution

The fourth proportional to 12,185.54, 16,815.97 and 6,596.50 is: 9,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,185.54 : 16,815.97 = 6,596.50 : x
  2. Step 2: Convert to fraction form
    12,185.54/16,815.97 = 6,596.50/x
  3. Step 3: Cross multiply
    12,185.54x = 16,815.97 × 6,596.50
  4. Step 4: Simplify right side
    12,185.54x = 110,926,546.11
  5. Step 5: Solve for x
    x = 110,926,546.11/12,185.54
  6. Step 6: Final answer
    x = 9,103.13

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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.