Home / 11,260.94-15,540.41-6,156.70

Finding the Fourth Proportional to 11,260.94, 15,540.41 and 6,156.70

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Solution

The fourth proportional to 11,260.94, 15,540.41 and 6,156.70 is: 8,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.94 : 15,540.41 = 6,156.70 : x
  2. Step 2: Convert to fraction form
    11,260.94/15,540.41 = 6,156.70/x
  3. Step 3: Cross multiply
    11,260.94x = 15,540.41 × 6,156.70
  4. Step 4: Simplify right side
    11,260.94x = 95,677,618.79
  5. Step 5: Solve for x
    x = 95,677,618.79/11,260.94
  6. Step 6: Final answer
    x = 8,496.42

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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.