Home / 5,455.82-7,528.94-3,065.94

Finding the Fourth Proportional to 5,455.82, 7,528.94 and 3,065.94

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Solution

The fourth proportional to 5,455.82, 7,528.94 and 3,065.94 is: 4,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.82 : 7,528.94 = 3,065.94 : x
  2. Step 2: Convert to fraction form
    5,455.82/7,528.94 = 3,065.94/x
  3. Step 3: Cross multiply
    5,455.82x = 7,528.94 × 3,065.94
  4. Step 4: Simplify right side
    5,455.82x = 23,083,278.30
  5. Step 5: Solve for x
    x = 23,083,278.30/5,455.82
  6. Step 6: Final answer
    x = 4,230.95

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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.