Home / 7,906.72-11,861.13-2,360.26

Finding the Fourth Proportional to 7,906.72, 11,861.13 and 2,360.26

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Solution

The fourth proportional to 7,906.72, 11,861.13 and 2,360.26 is: 3,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.72 : 11,861.13 = 2,360.26 : x
  2. Step 2: Convert to fraction form
    7,906.72/11,861.13 = 2,360.26/x
  3. Step 3: Cross multiply
    7,906.72x = 11,861.13 × 2,360.26
  4. Step 4: Simplify right side
    7,906.72x = 27,995,350.69
  5. Step 5: Solve for x
    x = 27,995,350.69/7,906.72
  6. Step 6: Final answer
    x = 3,540.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.