Home / 7,974.11-11,004.19-4,388.95

Finding the Fourth Proportional to 7,974.11, 11,004.19 and 4,388.95

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Solution

The fourth proportional to 7,974.11, 11,004.19 and 4,388.95 is: 6,056.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.11 : 11,004.19 = 4,388.95 : x
  2. Step 2: Convert to fraction form
    7,974.11/11,004.19 = 4,388.95/x
  3. Step 3: Cross multiply
    7,974.11x = 11,004.19 × 4,388.95
  4. Step 4: Simplify right side
    7,974.11x = 48,296,839.70
  5. Step 5: Solve for x
    x = 48,296,839.70/7,974.11
  6. Step 6: Final answer
    x = 6,056.71

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1.5x scale

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.