Home / 7,174.05-10,754.90-2,729.25

Finding the Fourth Proportional to 7,174.05, 10,754.90 and 2,729.25

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Solution

The fourth proportional to 7,174.05, 10,754.90 and 2,729.25 is: 4,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.05 : 10,754.90 = 2,729.25 : x
  2. Step 2: Convert to fraction form
    7,174.05/10,754.90 = 2,729.25/x
  3. Step 3: Cross multiply
    7,174.05x = 10,754.90 × 2,729.25
  4. Step 4: Simplify right side
    7,174.05x = 29,352,797.18
  5. Step 5: Solve for x
    x = 29,352,797.18/7,174.05
  6. Step 6: Final answer
    x = 4,091.52

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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.