Home / 11,834.20-16,331.16-6,529.60

Finding the Fourth Proportional to 11,834.20, 16,331.16 and 6,529.60

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Solution

The fourth proportional to 11,834.20, 16,331.16 and 6,529.60 is: 9,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.20 : 16,331.16 = 6,529.60 : x
  2. Step 2: Convert to fraction form
    11,834.20/16,331.16 = 6,529.60/x
  3. Step 3: Cross multiply
    11,834.20x = 16,331.16 × 6,529.60
  4. Step 4: Simplify right side
    11,834.20x = 106,635,942.34
  5. Step 5: Solve for x
    x = 106,635,942.34/11,834.20
  6. Step 6: Final answer
    x = 9,010.83

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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.