Home / 2,077.79-2,867.46-1,193.65

Finding the Fourth Proportional to 2,077.79, 2,867.46 and 1,193.65

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Solution

The fourth proportional to 2,077.79, 2,867.46 and 1,193.65 is: 1,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.79 : 2,867.46 = 1,193.65 : x
  2. Step 2: Convert to fraction form
    2,077.79/2,867.46 = 1,193.65/x
  3. Step 3: Cross multiply
    2,077.79x = 2,867.46 × 1,193.65
  4. Step 4: Simplify right side
    2,077.79x = 3,422,739.37
  5. Step 5: Solve for x
    x = 3,422,739.37/2,077.79
  6. Step 6: Final answer
    x = 1,647.30

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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.