Home / 3,687.57-5,531.31-1,496.30

Finding the Fourth Proportional to 3,687.57, 5,531.31 and 1,496.30

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Solution

The fourth proportional to 3,687.57, 5,531.31 and 1,496.30 is: 2,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.57 : 5,531.31 = 1,496.30 : x
  2. Step 2: Convert to fraction form
    3,687.57/5,531.31 = 1,496.30/x
  3. Step 3: Cross multiply
    3,687.57x = 5,531.31 × 1,496.30
  4. Step 4: Simplify right side
    3,687.57x = 8,276,471.50
  5. Step 5: Solve for x
    x = 8,276,471.50/3,687.57
  6. Step 6: Final answer
    x = 2,244.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.