Home / 3,759.63-5,184.92-2,431.95

Finding the Fourth Proportional to 3,759.63, 5,184.92 and 2,431.95

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Solution

The fourth proportional to 3,759.63, 5,184.92 and 2,431.95 is: 3,353.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.63 : 5,184.92 = 2,431.95 : x
  2. Step 2: Convert to fraction form
    3,759.63/5,184.92 = 2,431.95/x
  3. Step 3: Cross multiply
    3,759.63x = 5,184.92 × 2,431.95
  4. Step 4: Simplify right side
    3,759.63x = 12,609,454.03
  5. Step 5: Solve for x
    x = 12,609,454.03/3,759.63
  6. Step 6: Final answer
    x = 3,353.91

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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.