Home / 10,468.13-15,704.49-3,450.30

Finding the Fourth Proportional to 10,468.13, 15,704.49 and 3,450.30

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Solution

The fourth proportional to 10,468.13, 15,704.49 and 3,450.30 is: 5,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.13 : 15,704.49 = 3,450.30 : x
  2. Step 2: Convert to fraction form
    10,468.13/15,704.49 = 3,450.30/x
  3. Step 3: Cross multiply
    10,468.13x = 15,704.49 × 3,450.30
  4. Step 4: Simplify right side
    10,468.13x = 54,185,201.85
  5. Step 5: Solve for x
    x = 54,185,201.85/10,468.13
  6. Step 6: Final answer
    x = 5,176.21

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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.