Home / 3,425.60-5,136.01-1,755.62

Finding the Fourth Proportional to 3,425.60, 5,136.01 and 1,755.62

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Solution

The fourth proportional to 3,425.60, 5,136.01 and 1,755.62 is: 2,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.60 : 5,136.01 = 1,755.62 : x
  2. Step 2: Convert to fraction form
    3,425.60/5,136.01 = 1,755.62/x
  3. Step 3: Cross multiply
    3,425.60x = 5,136.01 × 1,755.62
  4. Step 4: Simplify right side
    3,425.60x = 9,016,890.33
  5. Step 5: Solve for x
    x = 9,016,890.33/3,425.60
  6. Step 6: Final answer
    x = 2,632.21

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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.