Home / 11,896.30-17,846.07-4,105.72

Finding the Fourth Proportional to 11,896.30, 17,846.07 and 4,105.72

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Solution

The fourth proportional to 11,896.30, 17,846.07 and 4,105.72 is: 6,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.30 : 17,846.07 = 4,105.72 : x
  2. Step 2: Convert to fraction form
    11,896.30/17,846.07 = 4,105.72/x
  3. Step 3: Cross multiply
    11,896.30x = 17,846.07 × 4,105.72
  4. Step 4: Simplify right side
    11,896.30x = 73,270,856.76
  5. Step 5: Solve for x
    x = 73,270,856.76/11,896.30
  6. Step 6: Final answer
    x = 6,159.13

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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.