Home / 5,113.26-7,668.63-1,414.62

Finding the Fourth Proportional to 5,113.26, 7,668.63 and 1,414.62

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Solution

The fourth proportional to 5,113.26, 7,668.63 and 1,414.62 is: 2,121.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.26 : 7,668.63 = 1,414.62 : x
  2. Step 2: Convert to fraction form
    5,113.26/7,668.63 = 1,414.62/x
  3. Step 3: Cross multiply
    5,113.26x = 7,668.63 × 1,414.62
  4. Step 4: Simplify right side
    5,113.26x = 10,848,197.37
  5. Step 5: Solve for x
    x = 10,848,197.37/5,113.26
  6. Step 6: Final answer
    x = 2,121.58

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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.