Home / 2,685.24-3,705.42-1,506.27

Finding the Fourth Proportional to 2,685.24, 3,705.42 and 1,506.27

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Solution

The fourth proportional to 2,685.24, 3,705.42 and 1,506.27 is: 2,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.24 : 3,705.42 = 1,506.27 : x
  2. Step 2: Convert to fraction form
    2,685.24/3,705.42 = 1,506.27/x
  3. Step 3: Cross multiply
    2,685.24x = 3,705.42 × 1,506.27
  4. Step 4: Simplify right side
    2,685.24x = 5,581,362.98
  5. Step 5: Solve for x
    x = 5,581,362.98/2,685.24
  6. Step 6: Final answer
    x = 2,078.53

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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.