Home / 11,502.56-17,255.03-4,107.66

Finding the Fourth Proportional to 11,502.56, 17,255.03 and 4,107.66

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Solution

The fourth proportional to 11,502.56, 17,255.03 and 4,107.66 is: 6,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.56 : 17,255.03 = 4,107.66 : x
  2. Step 2: Convert to fraction form
    11,502.56/17,255.03 = 4,107.66/x
  3. Step 3: Cross multiply
    11,502.56x = 17,255.03 × 4,107.66
  4. Step 4: Simplify right side
    11,502.56x = 70,877,775.99
  5. Step 5: Solve for x
    x = 70,877,775.99/11,502.56
  6. Step 6: Final answer
    x = 6,161.92

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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.