Home / 10,839.96-16,263.86-4,262.49

Finding the Fourth Proportional to 10,839.96, 16,263.86 and 4,262.49

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Solution

The fourth proportional to 10,839.96, 16,263.86 and 4,262.49 is: 6,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.96 : 16,263.86 = 4,262.49 : x
  2. Step 2: Convert to fraction form
    10,839.96/16,263.86 = 4,262.49/x
  3. Step 3: Cross multiply
    10,839.96x = 16,263.86 × 4,262.49
  4. Step 4: Simplify right side
    10,839.96x = 69,324,519.30
  5. Step 5: Solve for x
    x = 69,324,519.30/10,839.96
  6. Step 6: Final answer
    x = 6,395.27

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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.