Home / 5,065.05-6,982.11-3,944.01

Finding the Fourth Proportional to 5,065.05, 6,982.11 and 3,944.01

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Solution

The fourth proportional to 5,065.05, 6,982.11 and 3,944.01 is: 5,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.05 : 6,982.11 = 3,944.01 : x
  2. Step 2: Convert to fraction form
    5,065.05/6,982.11 = 3,944.01/x
  3. Step 3: Cross multiply
    5,065.05x = 6,982.11 × 3,944.01
  4. Step 4: Simplify right side
    5,065.05x = 27,537,511.66
  5. Step 5: Solve for x
    x = 27,537,511.66/5,065.05
  6. Step 6: Final answer
    x = 5,436.77

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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.