Home / 3,425.60-5,136.87-1,084.94

Finding the Fourth Proportional to 3,425.60, 5,136.87 and 1,084.94

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Solution

The fourth proportional to 3,425.60, 5,136.87 and 1,084.94 is: 1,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.60 : 5,136.87 = 1,084.94 : x
  2. Step 2: Convert to fraction form
    3,425.60/5,136.87 = 1,084.94/x
  3. Step 3: Cross multiply
    3,425.60x = 5,136.87 × 1,084.94
  4. Step 4: Simplify right side
    3,425.60x = 5,573,195.74
  5. Step 5: Solve for x
    x = 5,573,195.74/3,425.60
  6. Step 6: Final answer
    x = 1,626.93

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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.