Home / 5,311.86-7,330.05-3,073.56

Finding the Fourth Proportional to 5,311.86, 7,330.05 and 3,073.56

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Solution

The fourth proportional to 5,311.86, 7,330.05 and 3,073.56 is: 4,241.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.86 : 7,330.05 = 3,073.56 : x
  2. Step 2: Convert to fraction form
    5,311.86/7,330.05 = 3,073.56/x
  3. Step 3: Cross multiply
    5,311.86x = 7,330.05 × 3,073.56
  4. Step 4: Simplify right side
    5,311.86x = 22,529,348.48
  5. Step 5: Solve for x
    x = 22,529,348.48/5,311.86
  6. Step 6: Final answer
    x = 4,241.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.