Home / 5,081.76-7,013.16-2,843.64

Finding the Fourth Proportional to 5,081.76, 7,013.16 and 2,843.64

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Solution

The fourth proportional to 5,081.76, 7,013.16 and 2,843.64 is: 3,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.76 : 7,013.16 = 2,843.64 : x
  2. Step 2: Convert to fraction form
    5,081.76/7,013.16 = 2,843.64/x
  3. Step 3: Cross multiply
    5,081.76x = 7,013.16 × 2,843.64
  4. Step 4: Simplify right side
    5,081.76x = 19,942,902.30
  5. Step 5: Solve for x
    x = 19,942,902.30/5,081.76
  6. Step 6: Final answer
    x = 3,924.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.