Home / 2,630.57-3,631.92-1,637.24

Finding the Fourth Proportional to 2,630.57, 3,631.92 and 1,637.24

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Solution

The fourth proportional to 2,630.57, 3,631.92 and 1,637.24 is: 2,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.57 : 3,631.92 = 1,637.24 : x
  2. Step 2: Convert to fraction form
    2,630.57/3,631.92 = 1,637.24/x
  3. Step 3: Cross multiply
    2,630.57x = 3,631.92 × 1,637.24
  4. Step 4: Simplify right side
    2,630.57x = 5,946,324.70
  5. Step 5: Solve for x
    x = 5,946,324.70/2,630.57
  6. Step 6: Final answer
    x = 2,260.47

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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.