Home / 4,078.50-5,627.83-2,310.05

Finding the Fourth Proportional to 4,078.50, 5,627.83 and 2,310.05

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Solution

The fourth proportional to 4,078.50, 5,627.83 and 2,310.05 is: 3,187.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.50 : 5,627.83 = 2,310.05 : x
  2. Step 2: Convert to fraction form
    4,078.50/5,627.83 = 2,310.05/x
  3. Step 3: Cross multiply
    4,078.50x = 5,627.83 × 2,310.05
  4. Step 4: Simplify right side
    4,078.50x = 13,000,568.69
  5. Step 5: Solve for x
    x = 13,000,568.69/4,078.50
  6. Step 6: Final answer
    x = 3,187.59

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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.