Home / 11,906.46-16,430.70-6,601.26

Finding the Fourth Proportional to 11,906.46, 16,430.70 and 6,601.26

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Solution

The fourth proportional to 11,906.46, 16,430.70 and 6,601.26 is: 9,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.46 : 16,430.70 = 6,601.26 : x
  2. Step 2: Convert to fraction form
    11,906.46/16,430.70 = 6,601.26/x
  3. Step 3: Cross multiply
    11,906.46x = 16,430.70 × 6,601.26
  4. Step 4: Simplify right side
    11,906.46x = 108,463,322.68
  5. Step 5: Solve for x
    x = 108,463,322.68/11,906.46
  6. Step 6: Final answer
    x = 9,109.62

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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.