Home / 3,668.28-5,495.13-2,971.41

Finding the Fourth Proportional to 3,668.28, 5,495.13 and 2,971.41

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Solution

The fourth proportional to 3,668.28, 5,495.13 and 2,971.41 is: 4,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668.28 : 5,495.13 = 2,971.41 : x
  2. Step 2: Convert to fraction form
    3,668.28/5,495.13 = 2,971.41/x
  3. Step 3: Cross multiply
    3,668.28x = 5,495.13 × 2,971.41
  4. Step 4: Simplify right side
    3,668.28x = 16,328,284.23
  5. Step 5: Solve for x
    x = 16,328,284.23/3,668.28
  6. Step 6: Final answer
    x = 4,451.21

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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.