Home / 10,853.05-14,976.41-6,072.36

Finding the Fourth Proportional to 10,853.05, 14,976.41 and 6,072.36

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Solution

The fourth proportional to 10,853.05, 14,976.41 and 6,072.36 is: 8,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.05 : 14,976.41 = 6,072.36 : x
  2. Step 2: Convert to fraction form
    10,853.05/14,976.41 = 6,072.36/x
  3. Step 3: Cross multiply
    10,853.05x = 14,976.41 × 6,072.36
  4. Step 4: Simplify right side
    10,853.05x = 90,942,153.03
  5. Step 5: Solve for x
    x = 90,942,153.03/10,853.05
  6. Step 6: Final answer
    x = 8,379.41

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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.