Home / 5,931.55-8,185.41-3,278.90

Finding the Fourth Proportional to 5,931.55, 8,185.41 and 3,278.90

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Solution

The fourth proportional to 5,931.55, 8,185.41 and 3,278.90 is: 4,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.55 : 8,185.41 = 3,278.90 : x
  2. Step 2: Convert to fraction form
    5,931.55/8,185.41 = 3,278.90/x
  3. Step 3: Cross multiply
    5,931.55x = 8,185.41 × 3,278.90
  4. Step 4: Simplify right side
    5,931.55x = 26,839,099.92
  5. Step 5: Solve for x
    x = 26,839,099.92/5,931.55
  6. Step 6: Final answer
    x = 4,524.81

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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.