Home / 9,682.20-14,519.61-4,138.11

Finding the Fourth Proportional to 9,682.20, 14,519.61 and 4,138.11

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Solution

The fourth proportional to 9,682.20, 14,519.61 and 4,138.11 is: 6,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,682.20 : 14,519.61 = 4,138.11 : x
  2. Step 2: Convert to fraction form
    9,682.20/14,519.61 = 4,138.11/x
  3. Step 3: Cross multiply
    9,682.20x = 14,519.61 × 4,138.11
  4. Step 4: Simplify right side
    9,682.20x = 60,083,743.34
  5. Step 5: Solve for x
    x = 60,083,743.34/9,682.20
  6. Step 6: Final answer
    x = 6,205.59

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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.