Home / 11,758.68-16,227.27-6,453.59

Finding the Fourth Proportional to 11,758.68, 16,227.27 and 6,453.59

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Solution

The fourth proportional to 11,758.68, 16,227.27 and 6,453.59 is: 8,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.68 : 16,227.27 = 6,453.59 : x
  2. Step 2: Convert to fraction form
    11,758.68/16,227.27 = 6,453.59/x
  3. Step 3: Cross multiply
    11,758.68x = 16,227.27 × 6,453.59
  4. Step 4: Simplify right side
    11,758.68x = 104,724,066.26
  5. Step 5: Solve for x
    x = 104,724,066.26/11,758.68
  6. Step 6: Final answer
    x = 8,906.11

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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.