Home / 5,118.53-7,063.76-2,850.07

Finding the Fourth Proportional to 5,118.53, 7,063.76 and 2,850.07

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Solution

The fourth proportional to 5,118.53, 7,063.76 and 2,850.07 is: 3,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.53 : 7,063.76 = 2,850.07 : x
  2. Step 2: Convert to fraction form
    5,118.53/7,063.76 = 2,850.07/x
  3. Step 3: Cross multiply
    5,118.53x = 7,063.76 × 2,850.07
  4. Step 4: Simplify right side
    5,118.53x = 20,132,178.55
  5. Step 5: Solve for x
    x = 20,132,178.55/5,118.53
  6. Step 6: Final answer
    x = 3,933.20

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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.