Home / 11,261.43-16,880.42-4,236.62

Finding the Fourth Proportional to 11,261.43, 16,880.42 and 4,236.62

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Solution

The fourth proportional to 11,261.43, 16,880.42 and 4,236.62 is: 6,350.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.43 : 16,880.42 = 4,236.62 : x
  2. Step 2: Convert to fraction form
    11,261.43/16,880.42 = 4,236.62/x
  3. Step 3: Cross multiply
    11,261.43x = 16,880.42 × 4,236.62
  4. Step 4: Simplify right side
    11,261.43x = 71,515,851.17
  5. Step 5: Solve for x
    x = 71,515,851.17/11,261.43
  6. Step 6: Final answer
    x = 6,350.51

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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.