Home / 7,331.80-10,995.26-3,381.44

Finding the Fourth Proportional to 7,331.80, 10,995.26 and 3,381.44

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Solution

The fourth proportional to 7,331.80, 10,995.26 and 3,381.44 is: 5,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.80 : 10,995.26 = 3,381.44 : x
  2. Step 2: Convert to fraction form
    7,331.80/10,995.26 = 3,381.44/x
  3. Step 3: Cross multiply
    7,331.80x = 10,995.26 × 3,381.44
  4. Step 4: Simplify right side
    7,331.80x = 37,179,811.97
  5. Step 5: Solve for x
    x = 37,179,811.97/7,331.80
  6. Step 6: Final answer
    x = 5,071.03

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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.