Home / 11,687.23-17,539.31-4,572.52

Finding the Fourth Proportional to 11,687.23, 17,539.31 and 4,572.52

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Solution

The fourth proportional to 11,687.23, 17,539.31 and 4,572.52 is: 6,862.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687.23 : 17,539.31 = 4,572.52 : x
  2. Step 2: Convert to fraction form
    11,687.23/17,539.31 = 4,572.52/x
  3. Step 3: Cross multiply
    11,687.23x = 17,539.31 × 4,572.52
  4. Step 4: Simplify right side
    11,687.23x = 80,198,861.97
  5. Step 5: Solve for x
    x = 80,198,861.97/11,687.23
  6. Step 6: Final answer
    x = 6,862.09

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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.