Home / 10,695.38-16,049.54-4,539.38

Finding the Fourth Proportional to 10,695.38, 16,049.54 and 4,539.38

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Solution

The fourth proportional to 10,695.38, 16,049.54 and 4,539.38 is: 6,811.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.38 : 16,049.54 = 4,539.38 : x
  2. Step 2: Convert to fraction form
    10,695.38/16,049.54 = 4,539.38/x
  3. Step 3: Cross multiply
    10,695.38x = 16,049.54 × 4,539.38
  4. Step 4: Simplify right side
    10,695.38x = 72,854,891.99
  5. Step 5: Solve for x
    x = 72,854,891.99/10,695.38
  6. Step 6: Final answer
    x = 6,811.81

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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.