Home / 3,174.24-4,759.68-1,225.32

Finding the Fourth Proportional to 3,174.24, 4,759.68 and 1,225.32

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Solution

The fourth proportional to 3,174.24, 4,759.68 and 1,225.32 is: 1,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.24 : 4,759.68 = 1,225.32 : x
  2. Step 2: Convert to fraction form
    3,174.24/4,759.68 = 1,225.32/x
  3. Step 3: Cross multiply
    3,174.24x = 4,759.68 × 1,225.32
  4. Step 4: Simplify right side
    3,174.24x = 5,832,131.10
  5. Step 5: Solve for x
    x = 5,832,131.10/3,174.24
  6. Step 6: Final answer
    x = 1,837.33

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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.