Home / 11,942.73-16,480.26-6,637.37

Finding the Fourth Proportional to 11,942.73, 16,480.26 and 6,637.37

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Solution

The fourth proportional to 11,942.73, 16,480.26 and 6,637.37 is: 9,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.73 : 16,480.26 = 6,637.37 : x
  2. Step 2: Convert to fraction form
    11,942.73/16,480.26 = 6,637.37/x
  3. Step 3: Cross multiply
    11,942.73x = 16,480.26 × 6,637.37
  4. Step 4: Simplify right side
    11,942.73x = 109,385,500.91
  5. Step 5: Solve for x
    x = 109,385,500.91/11,942.73
  6. Step 6: Final answer
    x = 9,159.17

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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.