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Finding the Fourth Proportional to 5,193.33, 7,166.71 and 2,835.42

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Solution

The fourth proportional to 5,193.33, 7,166.71 and 2,835.42 is: 3,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.33 : 7,166.71 = 2,835.42 : x
  2. Step 2: Convert to fraction form
    5,193.33/7,166.71 = 2,835.42/x
  3. Step 3: Cross multiply
    5,193.33x = 7,166.71 × 2,835.42
  4. Step 4: Simplify right side
    5,193.33x = 20,320,632.87
  5. Step 5: Solve for x
    x = 20,320,632.87/5,193.33
  6. Step 6: Final answer
    x = 3,912.83

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1.5x scale

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.