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Finding the Fourth Proportional to 5,193.44, 7,166.86 and 2,835.56

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Solution

The fourth proportional to 5,193.44, 7,166.86 and 2,835.56 is: 3,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.44 : 7,166.86 = 2,835.56 : x
  2. Step 2: Convert to fraction form
    5,193.44/7,166.86 = 2,835.56/x
  3. Step 3: Cross multiply
    5,193.44x = 7,166.86 × 2,835.56
  4. Step 4: Simplify right side
    5,193.44x = 20,322,061.54
  5. Step 5: Solve for x
    x = 20,322,061.54/5,193.44
  6. Step 6: Final answer
    x = 3,913.03

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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.