Home / 3,173.08-4,761.06-1,635.16

Finding the Fourth Proportional to 3,173.08, 4,761.06 and 1,635.16

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Solution

The fourth proportional to 3,173.08, 4,761.06 and 1,635.16 is: 2,453.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.08 : 4,761.06 = 1,635.16 : x
  2. Step 2: Convert to fraction form
    3,173.08/4,761.06 = 1,635.16/x
  3. Step 3: Cross multiply
    3,173.08x = 4,761.06 × 1,635.16
  4. Step 4: Simplify right side
    3,173.08x = 7,785,094.87
  5. Step 5: Solve for x
    x = 7,785,094.87/3,173.08
  6. Step 6: Final answer
    x = 2,453.48

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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.