Home / 11,179.42-16,772.48-4,512.49

Finding the Fourth Proportional to 11,179.42, 16,772.48 and 4,512.49

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Solution

The fourth proportional to 11,179.42, 16,772.48 and 4,512.49 is: 6,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.42 : 16,772.48 = 4,512.49 : x
  2. Step 2: Convert to fraction form
    11,179.42/16,772.48 = 4,512.49/x
  3. Step 3: Cross multiply
    11,179.42x = 16,772.48 × 4,512.49
  4. Step 4: Simplify right side
    11,179.42x = 75,685,564.41
  5. Step 5: Solve for x
    x = 75,685,564.41/11,179.42
  6. Step 6: Final answer
    x = 6,770.08

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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.