Home / 9,179.92-13,770.78-3,336.94

Finding the Fourth Proportional to 9,179.92, 13,770.78 and 3,336.94

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Solution

The fourth proportional to 9,179.92, 13,770.78 and 3,336.94 is: 5,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.92 : 13,770.78 = 3,336.94 : x
  2. Step 2: Convert to fraction form
    9,179.92/13,770.78 = 3,336.94/x
  3. Step 3: Cross multiply
    9,179.92x = 13,770.78 × 3,336.94
  4. Step 4: Simplify right side
    9,179.92x = 45,952,266.61
  5. Step 5: Solve for x
    x = 45,952,266.61/9,179.92
  6. Step 6: Final answer
    x = 5,005.74

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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.