Home / 5,200.68-7,176.96-2,843.04

Finding the Fourth Proportional to 5,200.68, 7,176.96 and 2,843.04

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Solution

The fourth proportional to 5,200.68, 7,176.96 and 2,843.04 is: 3,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.68 : 7,176.96 = 2,843.04 : x
  2. Step 2: Convert to fraction form
    5,200.68/7,176.96 = 2,843.04/x
  3. Step 3: Cross multiply
    5,200.68x = 7,176.96 × 2,843.04
  4. Step 4: Simplify right side
    5,200.68x = 20,404,384.36
  5. Step 5: Solve for x
    x = 20,404,384.36/5,200.68
  6. Step 6: Final answer
    x = 3,923.41

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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.