Home / 11,505.18-17,257.82-3,500.04

Finding the Fourth Proportional to 11,505.18, 17,257.82 and 3,500.04

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Solution

The fourth proportional to 11,505.18, 17,257.82 and 3,500.04 is: 5,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.18 : 17,257.82 = 3,500.04 : x
  2. Step 2: Convert to fraction form
    11,505.18/17,257.82 = 3,500.04/x
  3. Step 3: Cross multiply
    11,505.18x = 17,257.82 × 3,500.04
  4. Step 4: Simplify right side
    11,505.18x = 60,403,042.81
  5. Step 5: Solve for x
    x = 60,403,042.81/11,505.18
  6. Step 6: Final answer
    x = 5,250.07

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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.