Home / 12,251.07-16,906.77-6,662.07

Finding the Fourth Proportional to 12,251.07, 16,906.77 and 6,662.07

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Solution

The fourth proportional to 12,251.07, 16,906.77 and 6,662.07 is: 9,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251.07 : 16,906.77 = 6,662.07 : x
  2. Step 2: Convert to fraction form
    12,251.07/16,906.77 = 6,662.07/x
  3. Step 3: Cross multiply
    12,251.07x = 16,906.77 × 6,662.07
  4. Step 4: Simplify right side
    12,251.07x = 112,634,085.21
  5. Step 5: Solve for x
    x = 112,634,085.21/12,251.07
  6. Step 6: Final answer
    x = 9,193.82

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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.