Home / 5,086.12-7,626.74-2,162.84

Finding the Fourth Proportional to 5,086.12, 7,626.74 and 2,162.84

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Solution

The fourth proportional to 5,086.12, 7,626.74 and 2,162.84 is: 3,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.12 : 7,626.74 = 2,162.84 : x
  2. Step 2: Convert to fraction form
    5,086.12/7,626.74 = 2,162.84/x
  3. Step 3: Cross multiply
    5,086.12x = 7,626.74 × 2,162.84
  4. Step 4: Simplify right side
    5,086.12x = 16,495,418.34
  5. Step 5: Solve for x
    x = 16,495,418.34/5,086.12
  6. Step 6: Final answer
    x = 3,243.22

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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.