Home / 10,816.86-14,936.37-6,844.98

Finding the Fourth Proportional to 10,816.86, 14,936.37 and 6,844.98

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Solution

The fourth proportional to 10,816.86, 14,936.37 and 6,844.98 is: 9,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.86 : 14,936.37 = 6,844.98 : x
  2. Step 2: Convert to fraction form
    10,816.86/14,936.37 = 6,844.98/x
  3. Step 3: Cross multiply
    10,816.86x = 14,936.37 × 6,844.98
  4. Step 4: Simplify right side
    10,816.86x = 102,239,153.92
  5. Step 5: Solve for x
    x = 102,239,153.92/10,816.86
  6. Step 6: Final answer
    x = 9,451.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.