Home / 5,551.57-8,321.68-2,632.33

Finding the Fourth Proportional to 5,551.57, 8,321.68 and 2,632.33

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Solution

The fourth proportional to 5,551.57, 8,321.68 and 2,632.33 is: 3,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.57 : 8,321.68 = 2,632.33 : x
  2. Step 2: Convert to fraction form
    5,551.57/8,321.68 = 2,632.33/x
  3. Step 3: Cross multiply
    5,551.57x = 8,321.68 × 2,632.33
  4. Step 4: Simplify right side
    5,551.57x = 21,905,407.91
  5. Step 5: Solve for x
    x = 21,905,407.91/5,551.57
  6. Step 6: Final answer
    x = 3,945.80

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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.