Home / 3,645.11-5,468.05-1,012.62

Finding the Fourth Proportional to 3,645.11, 5,468.05 and 1,012.62

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Solution

The fourth proportional to 3,645.11, 5,468.05 and 1,012.62 is: 1,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.11 : 5,468.05 = 1,012.62 : x
  2. Step 2: Convert to fraction form
    3,645.11/5,468.05 = 1,012.62/x
  3. Step 3: Cross multiply
    3,645.11x = 5,468.05 × 1,012.62
  4. Step 4: Simplify right side
    3,645.11x = 5,537,078.56
  5. Step 5: Solve for x
    x = 5,537,078.56/3,645.11
  6. Step 6: Final answer
    x = 1,519.04

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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.