Home / 7,968.95-11,954.85-3,286.35

Finding the Fourth Proportional to 7,968.95, 11,954.85 and 3,286.35

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Solution

The fourth proportional to 7,968.95, 11,954.85 and 3,286.35 is: 4,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.95 : 11,954.85 = 3,286.35 : x
  2. Step 2: Convert to fraction form
    7,968.95/11,954.85 = 3,286.35/x
  3. Step 3: Cross multiply
    7,968.95x = 11,954.85 × 3,286.35
  4. Step 4: Simplify right side
    7,968.95x = 39,287,821.30
  5. Step 5: Solve for x
    x = 39,287,821.30/7,968.95
  6. Step 6: Final answer
    x = 4,930.12

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1.5x scale

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.