Home / 3,622.83-5,435.20-1,542.95

Finding the Fourth Proportional to 3,622.83, 5,435.20 and 1,542.95

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Solution

The fourth proportional to 3,622.83, 5,435.20 and 1,542.95 is: 2,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.83 : 5,435.20 = 1,542.95 : x
  2. Step 2: Convert to fraction form
    3,622.83/5,435.20 = 1,542.95/x
  3. Step 3: Cross multiply
    3,622.83x = 5,435.20 × 1,542.95
  4. Step 4: Simplify right side
    3,622.83x = 8,386,236.97
  5. Step 5: Solve for x
    x = 8,386,236.97/3,622.83
  6. Step 6: Final answer
    x = 2,314.83

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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.