Home / 2,687.24-3,707.98-1,508.04

Finding the Fourth Proportional to 2,687.24, 3,707.98 and 1,508.04

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Solution

The fourth proportional to 2,687.24, 3,707.98 and 1,508.04 is: 2,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687.24 : 3,707.98 = 1,508.04 : x
  2. Step 2: Convert to fraction form
    2,687.24/3,707.98 = 1,508.04/x
  3. Step 3: Cross multiply
    2,687.24x = 3,707.98 × 1,508.04
  4. Step 4: Simplify right side
    2,687.24x = 5,591,782.16
  5. Step 5: Solve for x
    x = 5,591,782.16/2,687.24
  6. Step 6: Final answer
    x = 2,080.86

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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.