Home / 5,170.92-7,754.05-1,472.26

Finding the Fourth Proportional to 5,170.92, 7,754.05 and 1,472.26

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Solution

The fourth proportional to 5,170.92, 7,754.05 and 1,472.26 is: 2,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.92 : 7,754.05 = 1,472.26 : x
  2. Step 2: Convert to fraction form
    5,170.92/7,754.05 = 1,472.26/x
  3. Step 3: Cross multiply
    5,170.92x = 7,754.05 × 1,472.26
  4. Step 4: Simplify right side
    5,170.92x = 11,415,977.65
  5. Step 5: Solve for x
    x = 11,415,977.65/5,170.92
  6. Step 6: Final answer
    x = 2,207.73

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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.