Home / 3,027.58-4,172.92-2,309.51

Finding the Fourth Proportional to 3,027.58, 4,172.92 and 2,309.51

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Solution

The fourth proportional to 3,027.58, 4,172.92 and 2,309.51 is: 3,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.58 : 4,172.92 = 2,309.51 : x
  2. Step 2: Convert to fraction form
    3,027.58/4,172.92 = 2,309.51/x
  3. Step 3: Cross multiply
    3,027.58x = 4,172.92 × 2,309.51
  4. Step 4: Simplify right side
    3,027.58x = 9,637,405.13
  5. Step 5: Solve for x
    x = 9,637,405.13/3,027.58
  6. Step 6: Final answer
    x = 3,183.21

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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.