Home / 7,226.25-10,839.39-1,754.25

Finding the Fourth Proportional to 7,226.25, 10,839.39 and 1,754.25

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Solution

The fourth proportional to 7,226.25, 10,839.39 and 1,754.25 is: 2,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.25 : 10,839.39 = 1,754.25 : x
  2. Step 2: Convert to fraction form
    7,226.25/10,839.39 = 1,754.25/x
  3. Step 3: Cross multiply
    7,226.25x = 10,839.39 × 1,754.25
  4. Step 4: Simplify right side
    7,226.25x = 19,014,999.91
  5. Step 5: Solve for x
    x = 19,014,999.91/7,226.25
  6. Step 6: Final answer
    x = 2,631.38

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Similar ratio
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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.