Home / 9,110.28-13,668.68-3,846.60

Finding the Fourth Proportional to 9,110.28, 13,668.68 and 3,846.60

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Solution

The fourth proportional to 9,110.28, 13,668.68 and 3,846.60 is: 5,771.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.28 : 13,668.68 = 3,846.60 : x
  2. Step 2: Convert to fraction form
    9,110.28/13,668.68 = 3,846.60/x
  3. Step 3: Cross multiply
    9,110.28x = 13,668.68 × 3,846.60
  4. Step 4: Simplify right side
    9,110.28x = 52,577,944.49
  5. Step 5: Solve for x
    x = 52,577,944.49/9,110.28
  6. Step 6: Final answer
    x = 5,771.28

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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.