Home / 11,310.82-16,963.20-4,735.66

Finding the Fourth Proportional to 11,310.82, 16,963.20 and 4,735.66

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Solution

The fourth proportional to 11,310.82, 16,963.20 and 4,735.66 is: 7,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.82 : 16,963.20 = 4,735.66 : x
  2. Step 2: Convert to fraction form
    11,310.82/16,963.20 = 4,735.66/x
  3. Step 3: Cross multiply
    11,310.82x = 16,963.20 × 4,735.66
  4. Step 4: Simplify right side
    11,310.82x = 80,331,947.71
  5. Step 5: Solve for x
    x = 80,331,947.71/11,310.82
  6. Step 6: Final answer
    x = 7,102.22

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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.