Home / 5,100.35-7,644.36-2,633.82

Finding the Fourth Proportional to 5,100.35, 7,644.36 and 2,633.82

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Solution

The fourth proportional to 5,100.35, 7,644.36 and 2,633.82 is: 3,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.35 : 7,644.36 = 2,633.82 : x
  2. Step 2: Convert to fraction form
    5,100.35/7,644.36 = 2,633.82/x
  3. Step 3: Cross multiply
    5,100.35x = 7,644.36 × 2,633.82
  4. Step 4: Simplify right side
    5,100.35x = 20,133,849.47
  5. Step 5: Solve for x
    x = 20,133,849.47/5,100.35
  6. Step 6: Final answer
    x = 3,947.55

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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.