Home / 2,627.12-3,624.94-1,579.20

Finding the Fourth Proportional to 2,627.12, 3,624.94 and 1,579.20

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Solution

The fourth proportional to 2,627.12, 3,624.94 and 1,579.20 is: 2,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.12 : 3,624.94 = 1,579.20 : x
  2. Step 2: Convert to fraction form
    2,627.12/3,624.94 = 1,579.20/x
  3. Step 3: Cross multiply
    2,627.12x = 3,624.94 × 1,579.20
  4. Step 4: Simplify right side
    2,627.12x = 5,724,505.25
  5. Step 5: Solve for x
    x = 5,724,505.25/2,627.12
  6. Step 6: Final answer
    x = 2,179.00

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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.