Home / 3,687.70-5,531.54-3,037.06

Finding the Fourth Proportional to 3,687.70, 5,531.54 and 3,037.06

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Solution

The fourth proportional to 3,687.70, 5,531.54 and 3,037.06 is: 4,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.70 : 5,531.54 = 3,037.06 : x
  2. Step 2: Convert to fraction form
    3,687.70/5,531.54 = 3,037.06/x
  3. Step 3: Cross multiply
    3,687.70x = 5,531.54 × 3,037.06
  4. Step 4: Simplify right side
    3,687.70x = 16,799,618.87
  5. Step 5: Solve for x
    x = 16,799,618.87/3,687.70
  6. Step 6: Final answer
    x = 4,555.58

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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.