Home / 11,184.09-16,765.70-3,783.39

Finding the Fourth Proportional to 11,184.09, 16,765.70 and 3,783.39

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Solution

The fourth proportional to 11,184.09, 16,765.70 and 3,783.39 is: 5,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.09 : 16,765.70 = 3,783.39 : x
  2. Step 2: Convert to fraction form
    11,184.09/16,765.70 = 3,783.39/x
  3. Step 3: Cross multiply
    11,184.09x = 16,765.70 × 3,783.39
  4. Step 4: Simplify right side
    11,184.09x = 63,431,239.87
  5. Step 5: Solve for x
    x = 63,431,239.87/11,184.09
  6. Step 6: Final answer
    x = 5,671.56

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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.