Home / 5,173.38-7,755.52-2,055.58

Finding the Fourth Proportional to 5,173.38, 7,755.52 and 2,055.58

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Solution

The fourth proportional to 5,173.38, 7,755.52 and 2,055.58 is: 3,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.38 : 7,755.52 = 2,055.58 : x
  2. Step 2: Convert to fraction form
    5,173.38/7,755.52 = 2,055.58/x
  3. Step 3: Cross multiply
    5,173.38x = 7,755.52 × 2,055.58
  4. Step 4: Simplify right side
    5,173.38x = 15,942,091.80
  5. Step 5: Solve for x
    x = 15,942,091.80/5,173.38
  6. Step 6: Final answer
    x = 3,081.56

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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.