Home / 11,674.20-16,109.77-6,637.73

Finding the Fourth Proportional to 11,674.20, 16,109.77 and 6,637.73

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Solution

The fourth proportional to 11,674.20, 16,109.77 and 6,637.73 is: 9,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.20 : 16,109.77 = 6,637.73 : x
  2. Step 2: Convert to fraction form
    11,674.20/16,109.77 = 6,637.73/x
  3. Step 3: Cross multiply
    11,674.20x = 16,109.77 × 6,637.73
  4. Step 4: Simplify right side
    11,674.20x = 106,932,303.62
  5. Step 5: Solve for x
    x = 106,932,303.62/11,674.20
  6. Step 6: Final answer
    x = 9,159.71

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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.