Home / 11,883.70-16,401.23-6,846.95

Finding the Fourth Proportional to 11,883.70, 16,401.23 and 6,846.95

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Solution

The fourth proportional to 11,883.70, 16,401.23 and 6,846.95 is: 9,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.70 : 16,401.23 = 6,846.95 : x
  2. Step 2: Convert to fraction form
    11,883.70/16,401.23 = 6,846.95/x
  3. Step 3: Cross multiply
    11,883.70x = 16,401.23 × 6,846.95
  4. Step 4: Simplify right side
    11,883.70x = 112,298,336.86
  5. Step 5: Solve for x
    x = 112,298,336.86/11,883.70
  6. Step 6: Final answer
    x = 9,449.78

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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.