Home / 10,935.44-16,403.39-3,539.88

Finding the Fourth Proportional to 10,935.44, 16,403.39 and 3,539.88

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Solution

The fourth proportional to 10,935.44, 16,403.39 and 3,539.88 is: 5,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935.44 : 16,403.39 = 3,539.88 : x
  2. Step 2: Convert to fraction form
    10,935.44/16,403.39 = 3,539.88/x
  3. Step 3: Cross multiply
    10,935.44x = 16,403.39 × 3,539.88
  4. Step 4: Simplify right side
    10,935.44x = 58,066,014.49
  5. Step 5: Solve for x
    x = 58,066,014.49/10,935.44
  6. Step 6: Final answer
    x = 5,309.90

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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.