Home / 3,622.21-5,433.75-1,542.74

Finding the Fourth Proportional to 3,622.21, 5,433.75 and 1,542.74

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Solution

The fourth proportional to 3,622.21, 5,433.75 and 1,542.74 is: 2,314.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.21 : 5,433.75 = 1,542.74 : x
  2. Step 2: Convert to fraction form
    3,622.21/5,433.75 = 1,542.74/x
  3. Step 3: Cross multiply
    3,622.21x = 5,433.75 × 1,542.74
  4. Step 4: Simplify right side
    3,622.21x = 8,382,836.31
  5. Step 5: Solve for x
    x = 8,382,836.31/3,622.21
  6. Step 6: Final answer
    x = 2,314.29

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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.