Home / 3,664.85-5,509.44-2,843.51

Finding the Fourth Proportional to 3,664.85, 5,509.44 and 2,843.51

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Solution

The fourth proportional to 3,664.85, 5,509.44 and 2,843.51 is: 4,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.85 : 5,509.44 = 2,843.51 : x
  2. Step 2: Convert to fraction form
    3,664.85/5,509.44 = 2,843.51/x
  3. Step 3: Cross multiply
    3,664.85x = 5,509.44 × 2,843.51
  4. Step 4: Simplify right side
    3,664.85x = 15,666,120.19
  5. Step 5: Solve for x
    x = 15,666,120.19/3,664.85
  6. Step 6: Final answer
    x = 4,274.70

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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.