Home / 9,331.49-13,997.25-3,783.80

Finding the Fourth Proportional to 9,331.49, 13,997.25 and 3,783.80

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Solution

The fourth proportional to 9,331.49, 13,997.25 and 3,783.80 is: 5,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.49 : 13,997.25 = 3,783.80 : x
  2. Step 2: Convert to fraction form
    9,331.49/13,997.25 = 3,783.80/x
  3. Step 3: Cross multiply
    9,331.49x = 13,997.25 × 3,783.80
  4. Step 4: Simplify right side
    9,331.49x = 52,962,794.55
  5. Step 5: Solve for x
    x = 52,962,794.55/9,331.49
  6. Step 6: Final answer
    x = 5,675.71

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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.