Home / 12,198.47-16,833.69-6,892.97

Finding the Fourth Proportional to 12,198.47, 16,833.69 and 6,892.97

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Solution

The fourth proportional to 12,198.47, 16,833.69 and 6,892.97 is: 9,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,198.47 : 16,833.69 = 6,892.97 : x
  2. Step 2: Convert to fraction form
    12,198.47/16,833.69 = 6,892.97/x
  3. Step 3: Cross multiply
    12,198.47x = 16,833.69 × 6,892.97
  4. Step 4: Simplify right side
    12,198.47x = 116,034,035.99
  5. Step 5: Solve for x
    x = 116,034,035.99/12,198.47
  6. Step 6: Final answer
    x = 9,512.18

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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.