Home / 11,758.03-16,226.81-6,453.61

Finding the Fourth Proportional to 11,758.03, 16,226.81 and 6,453.61

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Solution

The fourth proportional to 11,758.03, 16,226.81 and 6,453.61 is: 8,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.03 : 16,226.81 = 6,453.61 : x
  2. Step 2: Convert to fraction form
    11,758.03/16,226.81 = 6,453.61/x
  3. Step 3: Cross multiply
    11,758.03x = 16,226.81 × 6,453.61
  4. Step 4: Simplify right side
    11,758.03x = 104,721,503.28
  5. Step 5: Solve for x
    x = 104,721,503.28/11,758.03
  6. Step 6: Final answer
    x = 8,906.38

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Half scale
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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.