Home / 11,874.50-16,385.39-6,568.60

Finding the Fourth Proportional to 11,874.50, 16,385.39 and 6,568.60

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Solution

The fourth proportional to 11,874.50, 16,385.39 and 6,568.60 is: 9,063.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874.50 : 16,385.39 = 6,568.60 : x
  2. Step 2: Convert to fraction form
    11,874.50/16,385.39 = 6,568.60/x
  3. Step 3: Cross multiply
    11,874.50x = 16,385.39 × 6,568.60
  4. Step 4: Simplify right side
    11,874.50x = 107,628,990.83
  5. Step 5: Solve for x
    x = 107,628,990.83/11,874.50
  6. Step 6: Final answer
    x = 9,063.88

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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.