Home / 2,302.36-3,174.87-1,629.86

Finding the Fourth Proportional to 2,302.36, 3,174.87 and 1,629.86

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Solution

The fourth proportional to 2,302.36, 3,174.87 and 1,629.86 is: 2,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.36 : 3,174.87 = 1,629.86 : x
  2. Step 2: Convert to fraction form
    2,302.36/3,174.87 = 1,629.86/x
  3. Step 3: Cross multiply
    2,302.36x = 3,174.87 × 1,629.86
  4. Step 4: Simplify right side
    2,302.36x = 5,174,593.62
  5. Step 5: Solve for x
    x = 5,174,593.62/2,302.36
  6. Step 6: Final answer
    x = 2,247.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.