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Finding the Fourth Proportional to 11,885.27, 17,833.10 and 5,649.71

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Solution

The fourth proportional to 11,885.27, 17,833.10 and 5,649.71 is: 8,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.27 : 17,833.10 = 5,649.71 : x
  2. Step 2: Convert to fraction form
    11,885.27/17,833.10 = 5,649.71/x
  3. Step 3: Cross multiply
    11,885.27x = 17,833.10 × 5,649.71
  4. Step 4: Simplify right side
    11,885.27x = 100,751,725.99
  5. Step 5: Solve for x
    x = 100,751,725.99/11,885.27
  6. Step 6: Final answer
    x = 8,477.03

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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.