Home / 10,687.80-16,033.46-3,292.26

Finding the Fourth Proportional to 10,687.80, 16,033.46 and 3,292.26

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Solution

The fourth proportional to 10,687.80, 16,033.46 and 3,292.26 is: 4,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.80 : 16,033.46 = 3,292.26 : x
  2. Step 2: Convert to fraction form
    10,687.80/16,033.46 = 3,292.26/x
  3. Step 3: Cross multiply
    10,687.80x = 16,033.46 × 3,292.26
  4. Step 4: Simplify right side
    10,687.80x = 52,786,302.56
  5. Step 5: Solve for x
    x = 52,786,302.56/10,687.80
  6. Step 6: Final answer
    x = 4,938.93

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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.