Home / 8,930.96-13,396.44-3,668.84

Finding the Fourth Proportional to 8,930.96, 13,396.44 and 3,668.84

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Solution

The fourth proportional to 8,930.96, 13,396.44 and 3,668.84 is: 5,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.96 : 13,396.44 = 3,668.84 : x
  2. Step 2: Convert to fraction form
    8,930.96/13,396.44 = 3,668.84/x
  3. Step 3: Cross multiply
    8,930.96x = 13,396.44 × 3,668.84
  4. Step 4: Simplify right side
    8,930.96x = 49,149,394.93
  5. Step 5: Solve for x
    x = 49,149,394.93/8,930.96
  6. Step 6: Final answer
    x = 5,503.26

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1.5x scale

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.