Home / 3,418.24-5,128.80-2,034.24

Finding the Fourth Proportional to 3,418.24, 5,128.80 and 2,034.24

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Solution

The fourth proportional to 3,418.24, 5,128.80 and 2,034.24 is: 3,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.24 : 5,128.80 = 2,034.24 : x
  2. Step 2: Convert to fraction form
    3,418.24/5,128.80 = 2,034.24/x
  3. Step 3: Cross multiply
    3,418.24x = 5,128.80 × 2,034.24
  4. Step 4: Simplify right side
    3,418.24x = 10,433,210.11
  5. Step 5: Solve for x
    x = 10,433,210.11/3,418.24
  6. Step 6: Final answer
    x = 3,052.22

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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.