Home / 5,175.56-7,757.98-2,054.23

Finding the Fourth Proportional to 5,175.56, 7,757.98 and 2,054.23

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Solution

The fourth proportional to 5,175.56, 7,757.98 and 2,054.23 is: 3,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.56 : 7,757.98 = 2,054.23 : x
  2. Step 2: Convert to fraction form
    5,175.56/7,757.98 = 2,054.23/x
  3. Step 3: Cross multiply
    5,175.56x = 7,757.98 × 2,054.23
  4. Step 4: Simplify right side
    5,175.56x = 15,936,650.72
  5. Step 5: Solve for x
    x = 15,936,650.72/5,175.56
  6. Step 6: Final answer
    x = 3,079.21

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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.