Home / 10,727.40-16,092.30-3,331.80

Finding the Fourth Proportional to 10,727.40, 16,092.30 and 3,331.80

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Solution

The fourth proportional to 10,727.40, 16,092.30 and 3,331.80 is: 4,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.40 : 16,092.30 = 3,331.80 : x
  2. Step 2: Convert to fraction form
    10,727.40/16,092.30 = 3,331.80/x
  3. Step 3: Cross multiply
    10,727.40x = 16,092.30 × 3,331.80
  4. Step 4: Simplify right side
    10,727.40x = 53,616,325.14
  5. Step 5: Solve for x
    x = 53,616,325.14/10,727.40
  6. Step 6: Final answer
    x = 4,998.07

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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.