Home / 10,901.82-16,352.54-6,211.83

Finding the Fourth Proportional to 10,901.82, 16,352.54 and 6,211.83

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Solution

The fourth proportional to 10,901.82, 16,352.54 and 6,211.83 is: 9,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.82 : 16,352.54 = 6,211.83 : x
  2. Step 2: Convert to fraction form
    10,901.82/16,352.54 = 6,211.83/x
  3. Step 3: Cross multiply
    10,901.82x = 16,352.54 × 6,211.83
  4. Step 4: Simplify right side
    10,901.82x = 101,579,214.08
  5. Step 5: Solve for x
    x = 101,579,214.08/10,901.82
  6. Step 6: Final answer
    x = 9,317.63

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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.