Home / 11,758.08-16,227.16-6,453.92

Finding the Fourth Proportional to 11,758.08, 16,227.16 and 6,453.92

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Solution

The fourth proportional to 11,758.08, 16,227.16 and 6,453.92 is: 8,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.08 : 16,227.16 = 6,453.92 : x
  2. Step 2: Convert to fraction form
    11,758.08/16,227.16 = 6,453.92/x
  3. Step 3: Cross multiply
    11,758.08x = 16,227.16 × 6,453.92
  4. Step 4: Simplify right side
    11,758.08x = 104,728,792.47
  5. Step 5: Solve for x
    x = 104,728,792.47/11,758.08
  6. Step 6: Final answer
    x = 8,906.96

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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.