Home / 3,384.56-4,668.60-2,321.84

Finding the Fourth Proportional to 3,384.56, 4,668.60 and 2,321.84

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Solution

The fourth proportional to 3,384.56, 4,668.60 and 2,321.84 is: 3,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.56 : 4,668.60 = 2,321.84 : x
  2. Step 2: Convert to fraction form
    3,384.56/4,668.60 = 2,321.84/x
  3. Step 3: Cross multiply
    3,384.56x = 4,668.60 × 2,321.84
  4. Step 4: Simplify right side
    3,384.56x = 10,839,742.22
  5. Step 5: Solve for x
    x = 10,839,742.22/3,384.56
  6. Step 6: Final answer
    x = 3,202.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.