Home / 11,600.72-16,008.54-6,295.43

Finding the Fourth Proportional to 11,600.72, 16,008.54 and 6,295.43

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Solution

The fourth proportional to 11,600.72, 16,008.54 and 6,295.43 is: 8,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,600.72 : 16,008.54 = 6,295.43 : x
  2. Step 2: Convert to fraction form
    11,600.72/16,008.54 = 6,295.43/x
  3. Step 3: Cross multiply
    11,600.72x = 16,008.54 × 6,295.43
  4. Step 4: Simplify right side
    11,600.72x = 100,780,562.93
  5. Step 5: Solve for x
    x = 100,780,562.93/11,600.72
  6. Step 6: Final answer
    x = 8,687.44

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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.