Home / 3,429.24-5,142.91-1,673.29

Finding the Fourth Proportional to 3,429.24, 5,142.91 and 1,673.29

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Solution

The fourth proportional to 3,429.24, 5,142.91 and 1,673.29 is: 2,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.24 : 5,142.91 = 1,673.29 : x
  2. Step 2: Convert to fraction form
    3,429.24/5,142.91 = 1,673.29/x
  3. Step 3: Cross multiply
    3,429.24x = 5,142.91 × 1,673.29
  4. Step 4: Simplify right side
    3,429.24x = 8,605,579.87
  5. Step 5: Solve for x
    x = 8,605,579.87/3,429.24
  6. Step 6: Final answer
    x = 2,509.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.