Home / 3,179.80-4,766.94-1,537.50

Finding the Fourth Proportional to 3,179.80, 4,766.94 and 1,537.50

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Solution

The fourth proportional to 3,179.80, 4,766.94 and 1,537.50 is: 2,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.80 : 4,766.94 = 1,537.50 : x
  2. Step 2: Convert to fraction form
    3,179.80/4,766.94 = 1,537.50/x
  3. Step 3: Cross multiply
    3,179.80x = 4,766.94 × 1,537.50
  4. Step 4: Simplify right side
    3,179.80x = 7,329,170.25
  5. Step 5: Solve for x
    x = 7,329,170.25/3,179.80
  6. Step 6: Final answer
    x = 2,304.92

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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.