Home / 5,051.32-7,571.38-3,814.72

Finding the Fourth Proportional to 5,051.32, 7,571.38 and 3,814.72

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Solution

The fourth proportional to 5,051.32, 7,571.38 and 3,814.72 is: 5,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.32 : 7,571.38 = 3,814.72 : x
  2. Step 2: Convert to fraction form
    5,051.32/7,571.38 = 3,814.72/x
  3. Step 3: Cross multiply
    5,051.32x = 7,571.38 × 3,814.72
  4. Step 4: Simplify right side
    5,051.32x = 28,882,694.71
  5. Step 5: Solve for x
    x = 28,882,694.71/5,051.32
  6. Step 6: Final answer
    x = 5,717.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.