Home / 3,687.46-5,531.63-1,496.81

Finding the Fourth Proportional to 3,687.46, 5,531.63 and 1,496.81

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Solution

The fourth proportional to 3,687.46, 5,531.63 and 1,496.81 is: 2,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.46 : 5,531.63 = 1,496.81 : x
  2. Step 2: Convert to fraction form
    3,687.46/5,531.63 = 1,496.81/x
  3. Step 3: Cross multiply
    3,687.46x = 5,531.63 × 1,496.81
  4. Step 4: Simplify right side
    3,687.46x = 8,279,805.45
  5. Step 5: Solve for x
    x = 8,279,805.45/3,687.46
  6. Step 6: Final answer
    x = 2,245.40

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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.