Home / 5,853.73-8,776.49-2,155.48

Finding the Fourth Proportional to 5,853.73, 8,776.49 and 2,155.48

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Solution

The fourth proportional to 5,853.73, 8,776.49 and 2,155.48 is: 3,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.73 : 8,776.49 = 2,155.48 : x
  2. Step 2: Convert to fraction form
    5,853.73/8,776.49 = 2,155.48/x
  3. Step 3: Cross multiply
    5,853.73x = 8,776.49 × 2,155.48
  4. Step 4: Simplify right side
    5,853.73x = 18,917,532.11
  5. Step 5: Solve for x
    x = 18,917,532.11/5,853.73
  6. Step 6: Final answer
    x = 3,231.71

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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.