Home / 2,049.12-3,069.72-1,585.26

Finding the Fourth Proportional to 2,049.12, 3,069.72 and 1,585.26

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Solution

The fourth proportional to 2,049.12, 3,069.72 and 1,585.26 is: 2,374.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.12 : 3,069.72 = 1,585.26 : x
  2. Step 2: Convert to fraction form
    2,049.12/3,069.72 = 1,585.26/x
  3. Step 3: Cross multiply
    2,049.12x = 3,069.72 × 1,585.26
  4. Step 4: Simplify right side
    2,049.12x = 4,866,304.33
  5. Step 5: Solve for x
    x = 4,866,304.33/2,049.12
  6. Step 6: Final answer
    x = 2,374.83

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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.